function startLayer() {
    vBulletin_init();
    vbmenu_register("navbar_search"); 
}

var IMGDIR_MISC = "/images";

// ensure SESSIONURL exists
if (typeof SESSIONURL == 'undefined')
{
	SESSIONURL = '';
}

// ensure vbphrase exists
if (typeof vbphrase == 'undefined')
{
	vbphrase = new Array();
}

// Array of message editor objects
var vB_Editor = new Array();

// Ignore characters within [quote] tags in messages for length check
var ignorequotechars = false;

// Number of pagenav items dealt with so far
var pagenavcounter = 0;

// #############################################################################
// Browser detection and limitation workarounds

// DefinevB_AJAX_XML_Builder the browser we have instead of multiple calls throughout the file
var userAgent = navigator.userAgent.toLowerCase();
var is_opera  = ((userAgent.indexOf('opera') != -1) || (typeof(window.opera) != 'undefined'));
var is_saf    = ((userAgent.indexOf('applewebkit') != -1) || (navigator.vendor == 'Apple Computer, Inc.'));
var is_webtv  = (userAgent.indexOf('webtv') != -1);
var is_ie     = ((userAgent.indexOf('msie') != -1) && (!is_opera) && (!is_saf) && (!is_webtv));
var is_ie4    = ((is_ie) && (userAgent.indexOf('msie 4.') != -1));
var is_moz    = ((navigator.product == 'Gecko') && (!is_saf));
var is_kon    = (userAgent.indexOf('konqueror') != -1);
var is_ns     = ((userAgent.indexOf('compatible') == -1) && (userAgent.indexOf('mozilla') != -1) && (!is_opera) && (!is_webtv) && (!is_saf));
var is_ns4    = ((is_ns) && (parseInt(navigator.appVersion) == 4));
var is_mac    = (userAgent.indexOf('mac') != -1);

// Catch possible bugs with WebTV and other older browsers
var is_regexp = (window.RegExp) ? true : false;

// Is the visiting browser compatible with AJAX?
var AJAX_Compatible = false;

// Help out old versions of IE that don't understand element.style.cursor = 'pointer'
var pointer_cursor = (is_ie ? 'hand' : 'pointer');

/**
* Workaround for heinous IE bug - add special vBlength property to all strings
* This method is applied to ALL string objects automatically
*
* @return	integer
*/
String.prototype.vBlength = function()
{
	return (is_ie && this.indexOf('\n') != -1) ? this.replace(/\r?\n/g, '_').length : this.length;
}

/**
* Pop function for browsers that don't have it built in
*
* @param	array	Array from which to pop
*
* @return	mixed	null on empty, value on success
*/
function array_pop(a)
{
	if (typeof a != 'object' || !a.length)
	{
		return null;
	}
	else
	{
		var response = a[a.length - 1];
		a.length--;
		return response;
	}
}

if (typeof Array.prototype.shift === 'undefined')
{
	Array.prototype.shift = function()
	{
		for(var i = 0, b = this[0], l = this.length-1; i < l; i++)
		{
			this[i] = this[i + 1];
		}
		this.length--;
		return b;
	};
}

/**
* Push function for browsers that don't have it built in
*
* @param	array	Array onto which to push
* @param	mixed	Value to push onto array
*
* @return	integer	Length of array
*/
function array_push(a, value)
{
	a[a.length] = value;
	return a.length;
}

/**
* Function to emulate document.getElementById
*
* @param	string	Object ID
*
* @return	mixed	null if not found, object if found
*/
function fetch_object(idname)
{
	if (document.getElementById)
	{
		return document.getElementById(idname);
	}
	else if (document.all)
	{
		return document.all[idname];
	}
	else if (document.layers)
	{
		return document.layers[idname];
	}
	else
	{
		return null;
	}
}

/**
* Function to emulate document.getElementsByTagName
*
* @param	object	Parent object (eg: document)
* @param	string	Tag type (eg: 'td')
*
* @return	array
*/
function fetch_tags(parentobj, tag)
{
	if (parentobj == null)
	{
		return new Array();
	}
	else if (typeof parentobj.getElementsByTagName != 'undefined')
	{
		return parentobj.getElementsByTagName(tag);
	}
	else if (parentobj.all && parentobj.all.tags)
	{
		return parentobj.all.tags(tag);
	}
	else
	{
		return new Array();
	}
}

/**
* Function to count the number of tags in an object
*
* @param	object	Parent object (eg: document)
* @param	string	Tag type (eg: 'td')
*
* @return	integer
*/
function fetch_tag_count(parentobj, tag)
{
	return fetch_tags(parentobj, tag).length;
}

// #############################################################################
// Event handlers

/**
* Handles the different event models of different browsers and prevents event bubbling
*
* @param	event	Event object
*
* @return	event
*/
function do_an_e(eventobj)
{
	if (!eventobj || is_ie)
	{
		window.event.returnValue = false;
		window.event.cancelBubble = true;
		return window.event;
	}
	else
	{
		eventobj.stopPropagation();
		eventobj.preventDefault();
		return eventobj;
	}
}

/**
* Handles the different event models of different browsers and prevents event bubbling in a lesser way than do_an_e()
*
* @param	event	Event object
*
* @return	event
*/
function e_by_gum(eventobj)
{
	if (!eventobj || is_ie)
	{
		window.event.cancelBubble = true;
		return window.event;
	}
	else
	{
		if (eventobj.target.type == 'submit')
		{
			// naughty safari
			eventobj.target.form.submit();
		}
		eventobj.stopPropagation();
		return eventobj;
	}
}

// #############################################################################
// Message manipulation and validation

/**
* Checks that a message is valid for submission to PHP
*
* @param	string	Message text
* @param	mixed	Either subject text (if you want to make sure it exists) or 0 if you don't care
* @param	integer	Minimum acceptable character limit for the message
*
* @return	boolean
*/
function validatemessage(messagetext, subjecttext, minchars)
{
	if (is_kon || is_saf || is_webtv)
	{
		// ignore less-than-capable browsers
		return true;
	}
	else if (subjecttext.length < 1)
	{
		// subject not specified
		alert(vbphrase['must_enter_subject']);
		return false;
	}
	else
	{
		var stripped = PHP.trim(stripcode(messagetext, false, ignorequotechars));

		if (stripped.length < minchars)
		{
			// minimum message length not met
			alert(construct_phrase(vbphrase['message_too_short'], minchars));
			return false;
		}
		else if (typeof(document.forms.vbform) != 'undefined' && typeof(document.forms.vbform.imagestamp) != 'undefined')
		{	// This form has image verification enabled
			if (document.forms.vbform.imagestamp.value.length != 6)
			{
				alert(vbphrase['complete_image_verification']);
				document.forms.vbform.imagestamp.focus();
				return false;
			}
			else
			{
				return true;
			}
		}
		else
		{
			// everything seems ok
			return true;
		}
	}
}

/**
* Strips quotes and bbcode tags from text
*
* @param	string	Text to manipulate
* @param	boolean	If true, strip <x> otherwise strip [x]
* @param	boolean	If true, strip all [quote]...contents...[/quote]
*
* @return	string
*/
function stripcode(str, ishtml, stripquotes)
{
	if (!is_regexp)
	{
		return str;
	}

	if (stripquotes)
	{
		var start_time = new Date().getTime();

		while ((startindex = PHP.stripos(str, '[quote')) !== false)
		{
			if (new Date().getTime() - start_time > 2000)
			{
				// while loop has been running for over 2 seconds and has probably gone infinite
				break;
			}

			if ((stopindex = PHP.stripos(str, '[/quote]')) !== false)
			{
				fragment = str.substr(startindex, stopindex - startindex + 8);
				str = str.replace(fragment, '');
			}
			else
			{
				break;
			}
			str = PHP.trim(str);
		}
	}

	if (ishtml)
	{
		// exempt image tags -- they need to count as characters in the string
		// as the do as BB codes
		str = str.replace(/<img[^>]+src="([^"]+)"[^>]*>/gi, '$1');

		var html1 = new RegExp("<(\\w+)[^>]*>", 'gi');
		var html2 = new RegExp("<\\/\\w+>", 'gi');

		str = str.replace(html1, '');
		str = str.replace(html2, '');

		var html3 = new RegExp('(&nbsp;)', 'gi');
		str = str.replace(html3, ' ');
	}
	else
	{
		var bbcode1 = new RegExp("\\[(\\w+)[^\\]]*\\]", 'gi');
		var bbcode2 = new RegExp("\\[\\/(\\w+)\\]", 'gi');

		str = str.replace(bbcode1, '');
		str = str.replace(bbcode2, '');
	}

	return str;
}

// #############################################################################
// vB_PHP_Emulator class
// #############################################################################

/**
* PHP Function Emulator Class
*/
function vB_PHP_Emulator()
{
}

// =============================================================================
// vB_PHP_Emulator Methods

/**
* Find a string within a string (case insensitive)
*
* @param	string	Haystack
* @param	string	Needle
* @param	integer	Offset
*
* @return	mixed	Not found: false / Found: integer position
*/
vB_PHP_Emulator.prototype.stripos = function(haystack, needle, offset)
{
	if (typeof offset == 'undefined')
	{
		offset = 0;
	}

	index = haystack.toLowerCase().indexOf(needle.toLowerCase(), offset);

	return (index == -1 ? false : index);
}

/**
* Trims leading whitespace
*
* @param	string	String to trim
*
* @return	string
*/
vB_PHP_Emulator.prototype.ltrim = function(str)
{
	return str.replace(/^\s+/g, '');
}

/**
* Trims trailing whitespace
*
* @param	string	String to trim
*
* @return	string
*/
vB_PHP_Emulator.prototype.rtrim = function(str)
{
	return str.replace(/(\s+)$/g, '');
}

/**
* Trims leading and trailing whitespace
*
* @param	string	String to trim
*
* @return	string
*/
vB_PHP_Emulator.prototype.trim = function(str)
{
	return this.ltrim(this.rtrim(str));
}

/**
* Emulation of PHP's preg_quote()
*
* @param	string	String to process
*
* @return	string
*/
vB_PHP_Emulator.prototype.preg_quote = function(str)
{
	// replace + { } ( ) [ ] | / ? ^ $ \ . = ! < > : * with backslash+character
	return str.replace(/(\+|\{|\}|\(|\)|\[|\]|\||\/|\?|\^|\$|\\|\.|\=|\!|\<|\>|\:|\*)/g, "\\$1");
}

/**
* Emulates unhtmlspecialchars in vBulletin
*
* @param	string	String to process
*
* @return	string
*/
vB_PHP_Emulator.prototype.unhtmlspecialchars = function(str)
{
	f = new Array(/&lt;/g, /&gt;/g, /&quot;/g, /&amp;/g);
	r = new Array('<', '>', '"', '&');

	for (var i in f)
	{
		str = str.replace(f[i], r[i]);
	}

	return str;
}

/**
* Unescape CDATA from vB_AJAX_XML_Builder PHP class
*
* @param	string	Escaped CDATA
*
* @return	string
*/
vB_PHP_Emulator.prototype.unescape_cdata = function(str)
{
	var r1 = /<\=\!\=\[\=C\=D\=A\=T\=A\=\[/g;
	var r2 = /\]\=\]\=>/g;

	return str.replace(r1, '<![CDATA[').replace(r2, ']]>');
}

/**
* Emulates PHP's htmlspecialchars()
*
* @param	string	String to process
*
* @return	string
*/
vB_PHP_Emulator.prototype.htmlspecialchars = function(str)
{
	//var f = new Array(/&(?!#[0-9]+;)/g, /</g, />/g, /"/g);
	var f = new Array(
		(is_mac && is_ie ? new RegExp('&', 'g') : new RegExp('&(?!#[0-9]+;)', 'g')),
		new RegExp('<', 'g'),
		new RegExp('>', 'g'),
		new RegExp('"', 'g')
	);
	var r = new Array(
		'&amp;',
		'&lt;',
		'&gt;',
		'&quot;'
	);

	for (var i = 0; i < f.length; i++)
	{
		str = str.replace(f[i], r[i]);
	}

	return str;
}

/**
* Searches an array for a value
*
* @param	string	Needle
* @param	array	Haystack
* @param	boolean	Case insensitive
*
* @return	integer	Not found: -1 / Found: integer index
*/
vB_PHP_Emulator.prototype.in_array = function(ineedle, haystack, caseinsensitive)
{
	var needle = new String(ineedle);

	if (caseinsensitive)
	{
		needle = needle.toLowerCase();
		for (var i in haystack)
		{
			if (haystack[i].toLowerCase() == needle)
			{
				return i;
			}
		}
	}
	else
	{
		for (var i in haystack)
		{
			if (haystack[i] == needle)
			{
				return i;
			}
		}
	}
	return -1;
}

/**
* Emulates PHP's strpad()
*
* @param	string	Text to pad
* @param	integer	Length to pad
* @param	string	String with which to pad
*
* @return	string
*/
vB_PHP_Emulator.prototype.str_pad = function(text, length, padstring)
{
	text = new String(text);
	padstring = new String(padstring);

	if (text.length < length)
	{
		padtext = new String(padstring);

		while (padtext.length < (length - text.length))
		{
			padtext += padstring;
		}

		text = padtext.substr(0, (length - text.length)) + text;
	}

	return text;
}

/**
* A sort of emulation of PHP's urlencode - not 100% the same, but accomplishes the same thing
*
* @param	string	String to encode
*
* @return	string
*/
vB_PHP_Emulator.prototype.urlencode = function(text)
{
	text = escape(text.toString()).replace(/\+/g, "%2B");

	// this escapes 128 - 255, as JS uses the unicode code points for them.
	// This causes problems with submitting text via AJAX with the UTF-8 charset.
	var matches = text.match(/(%([0-9A-F]{2}))/gi);
	if (matches)
	{
		for (var matchid = 0; matchid < matches.length; matchid++)
		{
			var code = matches[matchid].substring(1,3);
			if (parseInt(code, 16) >= 128)
			{
				text = text.replace(matches[matchid], '%u00' + code);
			}
		}
	}

	return text;
}

/**
* Works a bit like ucfirst, but with some extra options
*
* @param	string	String with which to work
* @param	string	Cut off string before first occurence of this string
*
* @return	string
*/
vB_PHP_Emulator.prototype.ucfirst = function(str, cutoff)
{
	if (typeof cutoff != 'undefined')
	{
		var cutpos = str.indexOf(cutoff);
		if (cutpos > 0)
		{
			str = str.substr(0, cutpos);
		}
	}

	str = str.split(' ');
	for (var i = 0; i < str.length; i++)
	{
		str[i] = str[i].substr(0, 1).toUpperCase() + str[i].substr(1);
	}
	return str.join(' ');
}

// initialize the PHP emulator
var PHP = new vB_PHP_Emulator();

// #############################################################################
// vB_AJAX_Handler
// #############################################################################

/**
* XML Sender Class
*
* @param	boolean	Should connections be asyncronous?
*/
function vB_AJAX_Handler(async)
{
	/**
	* Should connections be asynchronous?
	*
	* @var	boolean
	*/
	this.async = async ? true : false;
}

// =============================================================================
// vB_AJAX_Handler methods

/**
* Initializes the XML handler
*
* @return	boolean	True if handler created OK
*/
vB_AJAX_Handler.prototype.init = function()
{
	if (typeof vb_disable_ajax != 'undefined' && vb_disable_ajax == 2)
	{
		// disable all ajax features
		return false;
	}

	try
	{
		this.handler = new XMLHttpRequest();
		return (this.handler.setRequestHeader ? true : false);
	}
	catch(e)
	{
		try
		{
			this.handler = eval("new A" + "ctiv" + "eX" + "Ob" + "ject('Micr" + "osoft.XM" + "LHTTP');");
			return true;
		}
		catch(e)
		{
			return false;
		}
	}
}

/**
* Detects if the browser is fully compatible
*
* @return	boolean
*/
vB_AJAX_Handler.prototype.is_compatible = function()
{
	if (typeof vb_disable_ajax != 'undefined' && vb_disable_ajax == 2)
	{
		// disable all ajax features
		return false;
	}

	if (is_ie && !is_ie4) { return true; }
	else if (typeof XMLHttpRequest != 'undefined')
	{
		try { return XMLHttpRequest.prototype.setRequestHeader ? true : false; }
		catch(e)
		{
			try { var tester = new XMLHttpRequest(); return tester.setRequestHeader ? true : false; }
			catch(e) { return false; }
		}
	}
	else { return false; }
}

/**
* Checks if the system is ready
*
* @return	boolean	False if ready
*/
vB_AJAX_Handler.prototype.not_ready = function()
{
	return (this.handler.readyState && (this.handler.readyState < 4));
}

/**
* OnReadyStateChange event handler
*
* @param	function
*/
vB_AJAX_Handler.prototype.onreadystatechange = function(event)
{
	if (!this.handler)
	{
		if  (!this.init())
		{
			return false;
		}
	}
	if (typeof event == 'function')
	{
		this.handler.onreadystatechange = event;
	}
	else
	{
		alert('XML Sender OnReadyState event is not a function');
	}
}

/**
* Sends data
*
* @param	string	Destination URL
* @param	string	Request Data
*
* @return	mixed	Return message
*/
vB_AJAX_Handler.prototype.send = function(desturl, datastream)
{
	if (!this.handler)
	{
		if (!this.init())
		{
			return false;
		}
	}
	if (!this.not_ready())
	{
		this.handler.open('POST', desturl, this.async);
		this.handler.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		this.handler.send(datastream + '&s=' + fetch_sessionhash());

		if (!this.async && this.handler.readyState == 4 && this.handler.status == 200)
		{
			return true;
		}
	}
	return false;
}

/**
* Fetches the contents of an XML node
*
* @param	object	XML node
*
* @return	string	XML node contents
*/
vB_AJAX_Handler.prototype.fetch_data = function(xml_node)
{
	if (xml_node && xml_node.firstChild && xml_node.firstChild.nodeValue)
	{
		return PHP.unescape_cdata(xml_node.firstChild.nodeValue);
	}
	else
	{
		return '';
	}
}

// we can check this variable to see if browser is AJAX compatible
var AJAX_Compatible = vB_AJAX_Handler.prototype.is_compatible();

// #############################################################################
// vB_Hidden_Form
// #############################################################################

/**
* Form Generator Class
*
* Builds a form filled with hidden fields for invisible submit via POST
*
* @param	string	Script (my_target_script.php)
*/
function vB_Hidden_Form(script)
{
	this.action = script;
	this.variables = new Array();
}

// =============================================================================
// vB_Hidden_Form methods

/**
* Adds a hidden input field to the form object
*
* @param	string	Name attribute
* @param	string	Value attribute
*/
vB_Hidden_Form.prototype.add_variable = function(name, value)
{
	this.variables[this.variables.length] = new Array(name, value);
};

/**
* Fetches all form elements inside an HTML element and performs 'add_input()' on them
*
* @param	object	HTML element to search
*/
vB_Hidden_Form.prototype.add_variables_from_object = function(obj)
{
	var inputs = fetch_tags(obj, 'input');
	for (var i = 0; i < inputs.length; i++)
	{
		switch (inputs[i].type)
		{
			case 'checkbox':
			case 'radio':
				if (inputs[i].checked)
				{
					this.add_variable(inputs[i].name, inputs[i].value);
				}
				break;
			case 'text':
			case 'hidden':
			case 'password':
				this.add_variable(inputs[i].name, inputs[i].value);
				break;
			default:
				continue;
		}
	}

	var textareas = fetch_tags(obj, 'textarea');
	for (var i = 0; i < textareas.length; i++)
	{
		this.add_variable(textareas[i].name, textareas[i].value);
	}

	var selects = fetch_tags(obj, 'select');
	for (var i = 0; i < selects.length; i++)
	{
		if (selects[i].multiple)
		{
			for (var j = 0; j < selects[i].options.length; j++)
			{
				if (selects[i].options[j].selected)
				{
					this.add_variable(selects[i].name, selects[i].options[j].value);
				}
			}
		}
		else
		{
			this.add_variable(selects[i].name, selects[i].options[selects[i].selectedIndex].value);
		}
	}
};

/**
* Fetches a variable value
*
* @param	string	Variable name
*
* @return	mixed	Variable value
*/
vB_Hidden_Form.prototype.fetch_variable = function(varname)
{
	for (var i = 0; i < this.variables.length; i++)
	{
		if (this.variables[i][0] == varname)
		{
			return this.variables[i][1];
		}
	}

	return null;
};

/**
* Submits the hidden form object
*/
vB_Hidden_Form.prototype.submit_form = function()
{
	this.form = document.createElement('form');
	this.form.method = 'post';
	this.form.action = this.action;

	for (var i = 0; i < this.variables.length; i++)
	{
		var inputobj = document.createElement('input');

		inputobj.type  = 'hidden';
		inputobj.name  = this.variables[i][0];
		inputobj.value = this.variables[i][1];

		this.form.appendChild(inputobj);
	}

	document.body.appendChild(this.form).submit();
};

/**
* Builds a URI query string from the given variables
*/
vB_Hidden_Form.prototype.build_query_string = function()
{
	var query_string = '';

	for (var i = 0; i < this.variables.length; i++)
	{
		query_string += this.variables[i][0] + '=' + PHP.urlencode(this.variables[i][1]) + '&';
	}

	return query_string;
}

/**
* Legacy functions for backward compatability
*/
vB_Hidden_Form.prototype.add_input = vB_Hidden_Form.prototype.add_variable;
vB_Hidden_Form.prototype.add_inputs_from_object = vB_Hidden_Form.prototype.add_variables_from_object;

// #############################################################################
// Window openers and instant messenger wrappers

/**
* Opens a generic browser window
*
* @param	string	URL
* @param	integer	Width
* @param	integer	Height
* @param	string	Optional Window ID
*/
function openWindow(url, width, height, windowid)
{
	return window.open(
		url,
		(typeof windowid == 'undefined' ? 'vBPopup' : windowid),
		'statusbar=no,menubar=no,toolbar=no,scrollbars=yes,resizable=yes'
		+ (typeof width != 'undefined' ? (',width=' + width) : '') + (typeof height != 'undefined' ? (',height=' + height) : '')
	);
}

/**
* Opens control panel help window
*
* @param	string	Script name
* @param	string	Action type
* @param	string	Option value
*
* @return	window
*/
function js_open_help(scriptname, actiontype, optionval)
{
	return openWindow(
		'help.php?s=' + SESSIONHASH + '&do=answer&page=' + scriptname + '&pageaction=' + actiontype + '&option=' + optionval,
		600, 450, 'helpwindow'
	);
}

/**
* Opens a window to show a list of attachments in a thread (misc.php?do=showattachments)
*
* @param	integer	Thread ID
*
* @return	window
*/
function attachments(threadid)
{
	return openWindow(
		'misc.php?' + SESSIONURL + 'do=showattachments&t=' + threadid,
		480, 300
	);
}

/**
* Opens a window to show a list of posters in a thread (misc.php?do=whoposted)
*
* @param	integer	Thread ID
*
* @return	window
*/
function who(threadid)
{
	return openWindow(
		'misc.php?' + SESSIONURL + 'do=whoposted&t=' + threadid,
		230, 300
	);
}

/**
* Opens an IM Window
*
* @param	string	IM type
* @param	integer	User ID
* @param	integer	Width of window
* @param	integer	Height of window
*
* @return	window
*/
function imwindow(imtype, userid, width, height)
{
	return openWindow(
		'sendmessage.php?' + SESSIONURL + 'do=im&type=' + imtype + '&u=' + userid,
		width, height
	);
}

/**
* Sends an MSN message
*
* @param	string	Target MSN handle
*
* @return	boolean	false
*/
function SendMSNMessage(name)
{
	if (!is_ie)
	{
		alert(vbphrase['msn_functions_only_work_in_ie']);
		return false;
	}
	else
	{
		MsgrObj.InstantMessage(name);
		return false;
	}
}

/**
* Adds an MSN Contact (requires MSN)
*
* @param	string	MSN handle
*
* @return	boolean	false
*/
function AddMSNContact(name)
{
	if (!is_ie)
	{
		alert(vbphrase['msn_functions_only_work_in_ie']);
		return false;
	}
	else
	{
		MsgrObj.AddContact(0, name);
		return false;
	}
}

/**
* Detects Caps-Lock when a key is pressed
*
* @param	event
*
* @return	boolean	True if Caps-Lock is on
*/
function detect_caps_lock(e)
{
	e = (e ? e : window.event);

	var keycode = (e.which ? e.which : (e.keyCode ? e.keyCode : (e.charCode ? e.charCode : 0)));
	var shifted = (e.shiftKey || (e.modifiers && (e.modifiers & 4)));
	var ctrled = (e.ctrlKey || (e.modifiers && (e.modifiers & 2)));

	// if characters are uppercase without shift, or lowercase with shift, caps-lock is on.
	return (keycode >= 65 && keycode <= 90 && !shifted && !ctrled) || (keycode >= 97 && keycode <= 122 && shifted);
}

// #############################################################################
// Cookie handlers

/**
* Sets a cookie
*
* @param	string	Cookie name
* @param	string	Cookie value
* @param	date	Cookie expiry date
*/
function set_cookie(name, value, expires)
{
	document.cookie = name + '=' + escape(value) + '; path=/' + (typeof expires != 'undefined' ? '; expires=' + expires.toGMTString() : '');
}

/**
* Deletes a cookie
*
* @param	string	Cookie name
*/
function delete_cookie(name)
{
	document.cookie = name + '=' + '; expires=Thu, 01-Jan-70 00:00:01 GMT' +  '; path=/';
}

/**
* Fetches the value of a cookie
*
* @param	string	Cookie name
*
* @return	string
*/
function fetch_cookie(name)
{
	cookie_name = name + '=';
	cookie_length = document.cookie.length;
	cookie_begin = 0;
	while (cookie_begin < cookie_length)
	{
		value_begin = cookie_begin + cookie_name.length;
		if (document.cookie.substring(cookie_begin, value_begin) == cookie_name)
		{
			var value_end = document.cookie.indexOf (';', value_begin);
			if (value_end == -1)
			{
				value_end = cookie_length;
			}
			return unescape(document.cookie.substring(value_begin, value_end));
		}
		cookie_begin = document.cookie.indexOf(' ', cookie_begin) + 1;
		if (cookie_begin == 0)
		{
			break;
		}
	}
	return null;
}

// #############################################################################
// Form element managers (used for 'check all' type systems

/**
* Sets all checkboxes, radio buttons or selects in a given form to a given state, with exceptions
*
* @param	object	Form object
* @param	string	Target element type (one of 'radio', 'select-one', 'checkbox')
* @param	string	Selected option in case of 'radio'
* @param	array	Array of element names to be excluded
* @param	mixed	Value to give to found elements
*/
function js_toggle_all(formobj, formtype, option, exclude, setto)
{
	for (var i =0; i < formobj.elements.length; i++)
	{
		var elm = formobj.elements[i];
		if (elm.type == formtype && PHP.in_array(elm.name, exclude, false) == -1)
		{
			switch (formtype)
			{
				case 'radio':
					if (elm.value == option) // option == '' evaluates true when option = 0
					{
						elm.checked = setto;
					}
				break;
				case 'select-one':
					elm.selectedIndex = setto;
				break;
				default:
					elm.checked = setto;
				break;
			}
		}
	}
}

/**
* Sets all <select> elements to the selectedIndex specified by the 'selectall' element
*
* @param	object	Form object
*/
function js_select_all(formobj)
{
	exclude = new Array();
	exclude[0] = 'selectall';
	js_toggle_all(formobj, 'select-one', '', exclude, formobj.selectall.selectedIndex);
}

/**
* Sets all <input type="checkbox" /> elements to have the same checked status as 'allbox'
*
* @param	object	Form object
*/
function js_check_all(formobj)
{
	exclude = new Array();
	exclude[0] = 'keepattachments';
	exclude[1] = 'allbox';
	exclude[2] = 'removeall';
	js_toggle_all(formobj, 'checkbox', '', exclude, formobj.allbox.checked);
}

/**
* Sets all <input type="radio" /> groups to have a particular option checked
*
* @param	object	Form object
* @param	mixed	Selected option
*/
function js_check_all_option(formobj, option)
{
	exclude = new Array();
	exclude[0] = 'useusergroup';
	js_toggle_all(formobj, 'radio', option, exclude, true);
}

/**
* Alias to js_check_all
*/
function checkall(formobj) { js_check_all(formobj); }

/**
* Alias to js_check_all_option
*/
function checkall_option(formobj, option) { js_check_all_option(formobj, option); }

/**
* Resize function for CP textareas
*
* @param	integer	If positive, size up, otherwise size down
* @param	string	ID of the textarea
*
* @return	boolean	false
*/
function resize_textarea(to, id)
{
	if (to < 0)
	{
		var rows = -5;
		var cols = -10;
	}
	else
	{
		var rows = 5;
		var cols = 10;
	}

	var textarea = fetch_object(id);
	if (typeof textarea.orig_rows == 'undefined')
	{
		textarea.orig_rows = textarea.rows;
		textarea.orig_cols = textarea.cols;
	}

	var newrows = textarea.rows + rows;
	var newcols = textarea.cols + cols;

	if (newrows >= textarea.orig_rows && newcols >= textarea.orig_cols)
	{
		textarea.rows = newrows;
		textarea.cols = newcols;
	}

	return false;
}

// #############################################################################
// Collapsible element handlers

/**
* Toggles the collapse state of an object, and saves state to 'vbulletin_collapse' cookie
*
* @param	string	Unique ID for the collapse group
*
* @return	boolean	false
*/
function toggle_collapse(objid)
{
	if (!is_regexp)
	{
		return false;
	}

	obj = fetch_object('collapseobj_' + objid);
	img = fetch_object('collapseimg_' + objid);
	cel = fetch_object('collapsecel_' + objid);

	if (!obj)
	{
		// nothing to collapse!
		if (img)
		{
			// hide the clicky image if there is one
			img.style.display = 'none';
		}
		return false;
	}

	if (obj.style.display == 'none')
	{
		obj.style.display = '';
		save_collapsed(objid, false);
		if (img)
		{
			img_re = new RegExp("_collapsed\\.gif$");
			img.src = img.src.replace(img_re, '.gif');
		}
		if (cel)
		{
			cel_re = new RegExp("^(thead|tcat)(_collapsed)$");
			cel.className = cel.className.replace(cel_re, '$1');
		}
	}
	else
	{
		obj.style.display = 'none';
		save_collapsed(objid, true);
		if (img)
		{
			img_re = new RegExp("\\.gif$");
			img.src = img.src.replace(img_re, '_collapsed.gif');
		}
		if (cel)
		{
			cel_re = new RegExp("^(thead|tcat)$");
			cel.className = cel.className.replace(cel_re, '$1_collapsed');
		}
	}
	return false;
}

/**
* Updates vbulletin_collapse cookie with collapse preferences
*
* @param	string	Unique ID for the collapse group
* @param	boolean	Add a cookie
*/
function save_collapsed(objid, addcollapsed)
{
	var collapsed = fetch_cookie('vbulletin_collapse');
	var tmp = new Array();

	if (collapsed != null)
	{
		collapsed = collapsed.split('\n');

		for (var i in collapsed)
		{
			if (collapsed[i] != objid && collapsed[i] != '')
			{
				tmp[tmp.length] = collapsed[i];
			}
		}
	}

	if (addcollapsed)
	{
		tmp[tmp.length] = objid;
	}

	expires = new Date();
	expires.setTime(expires.getTime() + (1000 * 86400 * 365));
	set_cookie('vbulletin_collapse', tmp.join('\n'), expires);
}

// #############################################################################
// Event Handlers for PageNav menus

/**
* Class to handle pagenav events
*/
function vBpagenav()
{
}

/**
* Handles clicks on pagenav menu control objects
*/
vBpagenav.prototype.controlobj_onclick = function(e)
{
	this._onclick(e);
	var inputs = fetch_tags(this.menu.menuobj, 'input');
	for (var i = 0; i < inputs.length; i++)
	{
		if (inputs[i].type == 'text')
		{
			inputs[i].focus();
			break;
		}
	}
};

/**
* Submits the pagenav form... sort of
*/
vBpagenav.prototype.form_gotopage = function(e)
{
	if ((pagenum = parseInt(fetch_object('pagenav_itxt').value, 10)) > 0)
	{
		window.location = this.addr + '&page=' + pagenum;
	}
	return false;
};

/**
* Handles clicks on the 'Go' button in pagenav popups
*/
vBpagenav.prototype.ibtn_onclick = function(e)
{
	return this.form.gotopage();
};

/**
* Handles keypresses in the text input of pagenav popups
*/
vBpagenav.prototype.itxt_onkeypress = function(e)
{
	return ((e ? e : window.event).keyCode == 13 ? this.form.gotopage() : true);
};

// #############################################################################
// DHTML Popup Menu Handling (complements vbulletin_menu.js)

/**
* Wrapper for vBmenu.register
*
* @param	string	Control ID
* @param	boolean	No image (true)
* @param	boolean	Does nothing any more
*/
function vbmenu_register(controlid, noimage, datefield)
{
	if (typeof vBmenu == 'object')
	{
		return vBmenu.register(controlid, noimage);
	}
}

// #############################################################################
// Stuff that really doesn't fit anywhere else

/**
* Sets an element and all its children to be 'unselectable'
*
* @param	object	Object to be made unselectable
*/
function set_unselectable(obj)
{
	if (!is_ie4 && typeof obj.tagName != 'undefined')
	{
		if (obj.hasChildNodes())
		{
			for (var i = 0; i < obj.childNodes.length; i++)
			{
				set_unselectable(obj.childNodes[i]);
			}
		}
		obj.unselectable = 'on';
	}
}

/**
* Fetches the sessionhash from the SESSIONURL variable
*
* @return	string
*/
function fetch_sessionhash()
{
	return (SESSIONURL == '' ? '' : SESSIONURL.substr(2, 32));
}

/**
* Emulates the PHP version of vBulletin's construct_phrase() sprintf wrapper
*
* @param	string	String containing %1$s type replacement markers
* @param	string	First replacement
* @param	string	Nth replacement
*
* @return	string
*/
function construct_phrase()
{
	if (!arguments || arguments.length < 1 || !is_regexp)
	{
		return false;
	}

	var args = arguments;
	var str = args[0];
	var re;

	for (var i = 1; i < args.length; i++)
	{
		re = new RegExp("%" + i + "\\$s", 'gi');
		str = str.replace(re, args[i]);
	}
	return str;
}

/**
* Handles the quick style/language options in the footer
*
* @param	object	Select object
* @param	string	Type (style or language)
*/
function switch_id(selectobj, type)
{
	var id = selectobj.options[selectobj.selectedIndex].value;

	if (id == '')
	{
		return;
	}

	var url = new String(window.location);
	var fragment = new String('');

	// get rid of fragment
	url = url.split('#');

	// deal with the fragment first
	if (url[1])
	{
		fragment = '#' + url[1];
	}

	// deal with the main url
	url = url[0];

	// remove id=x& from main bit
	if (url.indexOf(type + 'id=') != -1 && is_regexp)
	{
		re = new RegExp(type + "id=\\d+&?");
		url = url.replace(re, '');
	}

	// add the ? to the url if needed
	if (url.indexOf('?') == -1)
	{
		url += '?';
	}
	else
	{
		// make sure that we have a valid character to join our id bit
		lastchar = url.substr(url.length - 1);
		if (lastchar != '&' && lastchar != '?')
		{
			url += '&';
		}
	}

	window.location = url + type + 'id=' + id + fragment;
}

/**
* Takes the 'alt' attribute for an image and attaches it to the 'title' attribute
*
* @param	object	Image object
*/
function img_alt_2_title(img)
{
	if (!img.title && img.alt != '')
	{
		img.title = img.alt;
	}
}

// #############################################################################
// Initialize a PostBit

/**
* This function runs all the necessary Javascript code on a PostBit
* after it has been loaded via AJAX. Don't use this method before a
* complete page load or you'll have problems.
*
* @param	object	Object containing postbits
*/
function PostBit_Init(obj, postid)
{
	if (typeof vBmenu != 'undefined')
	{
		// init profile menu(s)
		var divs = fetch_tags(obj, 'div');
		for (var i = 0; i < divs.length; i++)
		{
			if (divs[i].id && divs[i].id.substr(0, 9) == 'postmenu_')
			{
				vBmenu.register(divs[i].id, true);
			}
		}
	}

	if (typeof vB_QuickEditor != 'undefined')
	{
		// init quick edit controls
		vB_AJAX_QuickEdit_Init(obj);
	}

	if (typeof vB_QuickReply != 'undefined')
	{
		// init quick reply button
		qr_init_buttons(obj);
	}

	if (typeof mq_init != 'undefined')
	{
		// init quick reply button
		mq_init(obj);
	}

	if (typeof vBrep != 'undefined')
	{
		if (typeof postid != 'undefined' && typeof postid != 'null')
		{
			vbrep_register(postid);
		}
	}

	if (typeof inlineMod != 'undefined')
	{
		im_init(obj);
	}
}

// #############################################################################
// Main vBulletin Javascript Initialization

/**
* This function runs (almost) at the end of script loading on most vBulletin pages
*
* It sets up things like image alt->title tags, turns on the popup menu system etc.
*
* @return	boolean
*/
function vBulletin_init()
{
	// don't bother doing any exciting stuff for WebTV
	if (is_webtv)
	{
		return false;
	}

	// set 'title' tags for image elements
	var imgs = fetch_tags(document, 'img');
	for (var i = 0; i < imgs.length; i++)
	{
		img_alt_2_title(imgs[i]);
	}

	// finalize popup menus
	if (typeof vBmenu == 'object')
	{
		// close all menus on document click
		if (window.attachEvent && !is_saf)
		{
			document.attachEvent('onclick', vbmenu_hide);
			window.attachEvent('onresize', vbmenu_hide);
		}
		else if (document.addEventListener && !is_saf)
		{
			document.addEventListener('click', vbmenu_hide, false);
			window.addEventListener('resize', vbmenu_hide, false);
		}
		else
		{
			window.onclick = vbmenu_hide;
			window.onresize = vbmenu_hide;
		}

		// add popups to pagenav elements
		var pagenavs = fetch_tags(document, 'td');
		for (var n = 0; n < pagenavs.length; n++)
		{
			if (pagenavs[n].hasChildNodes() && pagenavs[n].firstChild.name && pagenavs[n].firstChild.name.indexOf('PageNav') != -1)
			{
				var addr = pagenavs[n].title;
				pagenavs[n].title = '';
				pagenavs[n].innerHTML = '';
				pagenavs[n].id = 'pagenav.' + n;
				var pn = vBmenu.register(pagenavs[n].id);
				if (is_saf)
				{
					pn.controlobj._onclick = pn.controlobj.onclick;
					pn.controlobj.onclick = vBpagenav.prototype.controlobj_onclick;
				}
			}
		}

		// process the pagenavs popup form
		if (typeof addr != 'undefined')
		{
			fetch_object('pagenav_form').addr = addr;
			fetch_object('pagenav_form').gotopage = vBpagenav.prototype.form_gotopage;
			fetch_object('pagenav_ibtn').onclick = vBpagenav.prototype.ibtn_onclick;
			fetch_object('pagenav_itxt').onkeypress = vBpagenav.prototype.itxt_onkeypress;
		}

		// activate the menu system
		vBmenu.activate(true);
	}

	return true;
}

function vB_Popup_Handler()
{
	/**
	* Options:
	*
	* @var	integer	Number of steps to use in sliding menus open
	* @var	boolean	Use opacity face in menu open?
	*/
	this.open_steps = 10;
	this.open_fade = false;

	this.active = false;

	this.menus = new Array();
	this.activemenu = null;

	this.hidden_selects = new Array();
};

// =============================================================================
// vB_Popup_Handler methods

/**
* Activate / Deactivate the menu system
*
* @param	boolean	Active state for menus
*/
vB_Popup_Handler.prototype.activate = function(active)
{
	this.active = active;
};

/**
* Register a control object as a menu control
*
* @param	string	ID of the control object
* @param	boolean	Do not add an image (true)
*
* @return	vB_Popup_Menu
*/
vB_Popup_Handler.prototype.register = function(controlkey, noimage)
{
	this.menus[controlkey] = new vB_Popup_Menu(controlkey, noimage);

	return this.menus[controlkey];
};

/**
* Hide active menu
*/
vB_Popup_Handler.prototype.hide = function()
{
	if (this.activemenu != null)
	{
		//this.activemenu.hide();
		this.menus[this.activemenu].hide();
	}
};


// #############################################################################
// initialize menu registry

var vBmenu = new vB_Popup_Handler();

/**
* Function to allow anything to hide all menus
*
* @param	event	Event object
*
* @return	mixed
*/
function vbmenu_hide(e)
{
	if (e && e.button && e.button != 1 && e.type == 'click')
	{
		return true;
	}
	else
	{
		vBmenu.hide();
	}
};

// #############################################################################
// vB_Popup_Menu
// #############################################################################

/**
* vBulletin popup menu class constructor
*
* Manages a single menu and control object
* Initializes control object
*
* @param	string	ID of the control object
*/
function vB_Popup_Menu(controlkey, noimage)
{
	this.controlkey = controlkey;
	this.menuname = this.controlkey.split('.')[0] + '_menu';

	this.init_control(noimage);

	if (fetch_object(this.menuname))
	{
		this.init_menu();
	}

	this.slide_open = (is_opera ? false : true);
	this.open_steps = vBmenu.open_steps;
};

// =============================================================================
// vB_Popup_Menu methods

/**
* Initialize the control object
*/
vB_Popup_Menu.prototype.init_control = function(noimage)
{
	this.controlobj = fetch_object(this.controlkey);
	this.controlobj.state = false;

	if (this.controlobj.firstChild && (this.controlobj.firstChild.tagName == 'TEXTAREA' || this.controlobj.firstChild.tagName == 'INPUT'))
	{
		// do nothing
	}
	else
	{
		if (!noimage && !(is_mac && is_ie))
		{
			var space = document.createTextNode(' ');
			this.controlobj.appendChild(space);

			var img = document.createElement('img');
			img.src = IMGDIR_MISC + '/trans.gif';
			img.border = 0;
			img.title = '';
			img.alt = '';
			this.controlobj.appendChild(img);
		}

		this.controlobj.unselectable = true;
		if (!noimage)
		{
			this.controlobj.style.cursor = pointer_cursor;
		}
		this.controlobj.onclick = vB_Popup_Events.prototype.controlobj_onclick;
		this.controlobj.onmouseover = vB_Popup_Events.prototype.controlobj_onmouseover;
	}
};

/**
* Init the popup menu object
*/
vB_Popup_Menu.prototype.init_menu = function()
{
	this.menuobj = fetch_object(this.menuname);

	if (this.menuobj && !this.menuobj.initialized)
	{
		this.menuobj.initialized = true;
		this.menuobj.onclick = e_by_gum;
		this.menuobj.style.position = 'absolute';
		this.menuobj.style.zIndex = 50;

		// init popup filters (ie only)
		if (is_ie && !is_mac)
		{
			this.menuobj.style.filter += "progid:DXImageTransform.Microsoft.alpha(enabled=1,opacity=100)";
			this.menuobj.style.filter += "progid:DXImageTransform.Microsoft.shadow(direction=135,color=#8E8E8E,strength=3)";
		}

		this.init_menu_contents();
	}
};

/**
* Init the popup menu contents
*/
vB_Popup_Menu.prototype.init_menu_contents = function()
{
	var tds = fetch_tags(this.menuobj, 'td');
	for (var i = 0; i < tds.length; i++)
	{
		if (tds[i].className == 'vbmenu_option')
		{
			if (tds[i].title && tds[i].title == 'nohilite')
			{
				// not an active cell
				tds[i].title = '';
			}
			else
			{
				// create a reference back to the menu class
				tds[i].controlkey = this.controlkey;

				// handle mouseover / mouseout highlighting events
				tds[i].onmouseover = vB_Popup_Events.prototype.menuoption_onmouseover;
				tds[i].onmouseout = vB_Popup_Events.prototype.menuoption_onmouseout;

				var links = fetch_tags(tds[i], 'a');
				if (links.length == 1)
				{
					/* Ok we have a link, we should use this if
					1. There is no onclick event in the link
					2. There is no onclick event on the cell
					3. The onclick event for the cell should equal the link if the above are true

					If we find a browser thats gets confused we may need to set remove_link to true for it.
					*/

					tds[i].className = tds[i].className + ' vbmenu_option_alink';
					tds[i].islink = true;

					var linkobj = links[0];
					var remove_link = false;

					tds[i].target = linkobj.getAttribute('target');

					if (typeof linkobj.onclick == 'function')
					{
						tds[i].ofunc = linkobj.onclick;
						tds[i].onclick = vB_Popup_Events.prototype.menuoption_onclick_function;
						remove_link = true;
					}
					else if (typeof tds[i].onclick == 'function')
					{
						tds[i].ofunc = tds[i].onclick;
						tds[i].onclick = vB_Popup_Events.prototype.menuoption_onclick_function;
						remove_link = true;
					}
					else
					{
						tds[i].href = linkobj.href;
						tds[i].onclick = vB_Popup_Events.prototype.menuoption_onclick_link;
					}

					if (remove_link)
					{
						var myspan = document.createElement('span');
						myspan.innerHTML = linkobj.innerHTML;
						tds[i].insertBefore(myspan, linkobj);
						tds[i].removeChild(linkobj);
					}
				}
				else if (typeof tds[i].onclick == 'function')
				{
					tds[i].ofunc = tds[i].onclick;
					tds[i].onclick = vB_Popup_Events.prototype.menuoption_onclick_function;
				}
			}
		}
	}
};

/**
* Show the menu
*
* @param	object	The control object calling the menu
* @param	boolean	Use slide (false) or open instantly? (true)
*/
vB_Popup_Menu.prototype.show = function(obj, instant)
{
	if (!vBmenu.active)
	{
		return false;
	}
	else if (!this.menuobj)
	{
		this.init_menu();
	}

	if (!this.menuobj)
	{
		return false;
	}

	if (vBmenu.activemenu != null)
	{
		vBmenu.menus[vBmenu.activemenu].hide();
	}

	vBmenu.activemenu = this.controlkey;

	this.menuobj.style.display = '';
	if (this.slide_open)
	{
		this.menuobj.style.clip = 'rect(auto, 0px, 0px, auto)';
	}
	this.pos = this.fetch_offset(obj);
	this.leftpx = this.pos['left'];
	this.toppx = this.pos['top'] + obj.offsetHeight;

	if ((this.leftpx + this.menuobj.offsetWidth) >= document.body.clientWidth && (this.leftpx + obj.offsetWidth - this.menuobj.offsetWidth) > 0)
	{
		this.leftpx = this.leftpx + obj.offsetWidth - this.menuobj.offsetWidth;
		this.direction = 'right';
	}
	else
	{
		this.direction = 'left'
	}

	this.menuobj.style.left = this.leftpx + 'px';
	this.menuobj.style.top  = this.toppx + 'px';

	if (!instant && this.slide_open)
	{
		this.intervalX = Math.ceil(this.menuobj.offsetWidth / this.open_steps);
		this.intervalY = Math.ceil(this.menuobj.offsetHeight / this.open_steps);
		this.slide((this.direction == 'left' ? 0 : this.menuobj.offsetWidth), 0, 0);
	}
	else if (this.menuobj.style.clip && this.slide_open)
	{
		this.menuobj.style.clip = 'rect(auto, auto, auto, auto)';
	}

	// deal with IE putting <select> elements on top of everything
	this.handle_overlaps(true);

	if (this.controlobj.editorid)
	{
		this.controlobj.state = true;
		//this.controlobj.editor.menu_context(this.controlobj, 'mousedown');
		vB_Editor[this.controlobj.editorid].menu_context(this.controlobj, 'mousedown');
	}
};

/**
* Hide the menu
*/
vB_Popup_Menu.prototype.hide = function(e)
{

	if (e && e.button && e.button != 1)
	{
		// get around some context menu issues etc.
		return true;
	}

	this.stop_slide();

	this.menuobj.style.display = 'none';

	this.handle_overlaps(false);

	if (this.controlobj.editorid)
	{
		this.controlobj.state = false;
		//this.controlobj.editor.menu_context(this.controlobj, 'mouseout');
		vB_Editor[this.controlobj.editorid].menu_context(this.controlobj, 'mouseout');
	}

	vBmenu.activemenu = null;
};

/**
* Hover behaviour for control object
*/
vB_Popup_Menu.prototype.hover = function(obj)
{
	if (vBmenu.activemenu != null)
	{
		if (vBmenu.menus[vBmenu.activemenu].controlkey != this.id)
		{
			this.show(obj, true);
		}
	}
};

/**
* Slides menu open
*
* @param	integer	Clip X
* @param	integer	Clip Y
* @param	integer	Opacity (0-100)
*/
vB_Popup_Menu.prototype.slide = function(clipX, clipY, opacity)
{
	if (this.direction == 'left' && (clipX < this.menuobj.offsetWidth || clipY < this.menuobj.offsetHeight))
	{
		if (vBmenu.open_fade && is_ie)
		{
			opacity += 10;
			this.menuobj.filters.item('DXImageTransform.Microsoft.alpha').opacity = opacity;
		}

		clipX += this.intervalX;
		clipY += this.intervalY;

		this.menuobj.style.clip = "rect(auto, " + clipX + "px, " + clipY + "px, auto)";
		this.slidetimer = setTimeout("vBmenu.menus[vBmenu.activemenu].slide(" + clipX + ", " + clipY + ", " + opacity + ");", 0);
	}
	else if (this.direction == 'right' && (clipX > 0 || clipY < this.menuobj.offsetHeight))
	{
		if (vBmenu.open_fade && is_ie)
		{
			opacity += 10;
			menuobj.filters.item('DXImageTransform.Microsoft.alpha').opacity = opacity;
		}

		clipX -= this.intervalX;
		clipY += this.intervalY;

		this.menuobj.style.clip = "rect(auto, " + this.menuobj.offsetWidth + "px, " + clipY + "px, " + clipX + "px)";
		this.slidetimer = setTimeout("vBmenu.menus[vBmenu.activemenu].slide(" + clipX + ", " + clipY + ", " + opacity + ");", 0);
	}
	else
	{
		this.stop_slide();
	}
};

/**
* Abort menu slider
*/
vB_Popup_Menu.prototype.stop_slide = function()
{
	clearTimeout(this.slidetimer);

	this.menuobj.style.clip = 'rect(auto, auto, auto, auto)';

	if (vBmenu.open_fade && is_ie)
	{
		this.menuobj.filters.item('DXImageTransform.Microsoft.alpha').opacity = 100;
	}
};

/**
* Fetch offset of an object
*
* @param	object	The object to be measured
*
* @return	array	The measured offsets left/top
*/
vB_Popup_Menu.prototype.fetch_offset = function(obj)
{
	var left_offset = obj.offsetLeft;
	var top_offset = obj.offsetTop;

	while ((obj = obj.offsetParent) != null)
	{
		left_offset += obj.offsetLeft;
		top_offset += obj.offsetTop;
	}

	return { 'left' : left_offset, 'top' : top_offset };
};

/**
* Detect an overlap of an object and a menu
*
* @param	object	Object to be tested for overlap
* @param	array	Array of dimensions for menu object
*
* @return	boolean	True if overlap
*/
vB_Popup_Menu.prototype.overlaps = function(obj, m)
{
	var s = new Array();
	var pos = this.fetch_offset(obj);
	s['L'] = pos['left'];
	s['T'] = pos['top'];
	s['R'] = s['L'] + obj.offsetWidth;
	s['B'] = s['T'] + obj.offsetHeight;


	if (s['L'] > m['R'] || s['R'] < m['L'] || s['T'] > m['B'] || s['B'] < m['T'])
	{
		return false;
	}
	return true;
};

/**
* Handle IE overlapping <select> elements
*
* @param	boolean	Hide (true) or show (false) overlapping <select> elements
*/
vB_Popup_Menu.prototype.handle_overlaps = function(dohide)
{
	if (is_ie)
	{
		var selects = fetch_tags(document, 'select');

		if (dohide)
		{
			var menuarea = new Array(); menuarea = {
				'L' : this.leftpx,
				'R' : this.leftpx + this.menuobj.offsetWidth,
				'T' : this.toppx,
				'B' : this.toppx + this.menuobj.offsetHeight
			};

			for (var i = 0; i < selects.length; i++)
			{
				if (this.overlaps(selects[i], menuarea))
				{
					var hide = true;
					var s = selects[i];
					while (s = s.parentNode)
					{
						if (s.className == 'vbmenu_popup')
						{
							hide = false;
							break;
						}
					}

					if (hide)
					{
						selects[i].style.visibility = 'hidden';
						array_push(vBmenu.hidden_selects, i);
					}
				}
			}
		}
		else
		{
			while (true)
			{
				var i = array_pop(vBmenu.hidden_selects);
				if (typeof i == 'undefined' || i == null)
				{
					break;
				}
				else
				{
					selects[i].style.visibility = 'visible';
				}
			}
		}
	}
};

// #############################################################################
// Menu event handler functions

/**
* Class containing menu popup event handlers
*/
function vB_Popup_Events()
{
};

/**
* Handles control object click events
*/
vB_Popup_Events.prototype.controlobj_onclick = function(e)
{
	if (typeof do_an_e == 'function')
	{
		do_an_e(e);
		if (vBmenu.activemenu == null || vBmenu.menus[vBmenu.activemenu].controlkey != this.id)
		{
			vBmenu.menus[this.id].show(this);
		}
		else
		{
			vBmenu.menus[this.id].hide();
		}
	}
};

/**
* Handles control object mouseover events
*/
vB_Popup_Events.prototype.controlobj_onmouseover = function(e)
{
	if (typeof do_an_e == 'function')
	{
		do_an_e(e);
		vBmenu.menus[this.id].hover(this);
	}
};

/**
* Handles menu option click events for options with onclick events
*/
vB_Popup_Events.prototype.menuoption_onclick_function = function(e)
{
	this.ofunc(e);
	vBmenu.menus[this.controlkey].hide();
};

/**
* Handles menu option click events for options containing links
*/
vB_Popup_Events.prototype.menuoption_onclick_link = function(e)
{
	e = e ? e : window.event;

	if (e.shiftKey || (this.target != null && this.target != '' && this.target.toLowerCase() != '_self'))
	{
		if (this.target != null && this.target.charAt(0) != '_')
		{
			window.open(this.href, this.target);
		}
		else
		{
			window.open(this.href);
		}
	}
	else
	{
		window.location = this.href;
	}

	// Safari has "issues" with resetting what was clicked on, super minor and I dont care
	e.cancelBubble = true;
	if (e.stopPropagation) e.stopPropagation();
	if (e.preventDefault) e.preventDefault();

	vBmenu.menus[this.controlkey].hide();
	return false;
};

/**
* Handles menu option mouseover events
*/
vB_Popup_Events.prototype.menuoption_onmouseover = function(e)
{
	this.className = 'vbmenu_hilite' + (this.islink ? ' vbmenu_hilite_alink' : '');
	this.style.cursor = pointer_cursor;
};

/**
* Handles menu option mouseout events
*/
vB_Popup_Events.prototype.menuoption_onmouseout = function(e)
{
	this.className = 'vbmenu_option' + (this.islink ? ' vbmenu_option_alink' : '');
	this.style.cursor = 'default';
};