if (typeof(SESSIONURL) == "undefined")
{
	var SESSIONURL = "";
}

// ensure vbphrase exists
if (typeof(vbphrase) == "undefined")
{
	var 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;

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_ie7    = ((is_ie) && (userAgent.indexOf('msie 7.') != -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;

var pointer_cursor = (is_ie ? 'hand' : 'pointer');

String.prototype.vBlength = function()
{
	return (is_ie && this.indexOf('\n') != -1) ? this.replace(/\r?\n/g, '_').length : this.length;
}

if ('1234'.substr(-2, 2) == '12') // (which would be incorrect)
{
	String.prototype.substr_orig = String.prototype.substr;
	
	String.prototype.substr = function(start, length)
	{
		return this.substr_orig( (start < 0 ? this.length + start : start), length);
	};
}



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 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 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;
	}
}


function vB_PHP_Emulator()
{
}


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

function vbmenu_register(controlid, noimage, datefield)
{	
	if (typeof(vBmenu) == "object")
	{
		return vBmenu.register(controlid, noimage);
	}
	else
	{
		return false;
	}
}

function img_alt_2_title(img)
{
	if (!img.title && img.alt != '')
	{
		img.title = img.alt;
	}
}


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 or resize
		if (typeof(YAHOO) != "undefined")
		{
			YAHOO.util.Event.on(document, "click", vbmenu_hide);
			YAHOO.util.Event.on(window, "resize", vbmenu_hide);
		}
		else 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);
	}

	// the new init system
	vBulletin.init();

	return true;
}

// #############################################################################
// deal with Firebug console calls
if (!console)
{
	var console = function() { var moo = 1 + 1; };
	console.log = function(str) { var moo = 1 + 1; };
}

// #############################################################################

function vBulletin_Framework()
{
	this.elements = new Array();
	this.ajaxurls = new Array();
	this.events = new Array();
	this.regexp = "(^|[^a-z0-9_])([a-z0-9_]+)\\[([^\\]]*)\\]";
	this.add_event("systemInit");
	this.time = new Date();
}

vBulletin_Framework.prototype.init = function()
{
	
	this.events.systemInit.fire();
}

vBulletin_Framework.prototype.register_element = function(element, classmatch)
{
	for (var i = 0; i < classmatch.length; i++)
	{
		if (!this.elements[classmatch[i][2]])
		{
			this.elements[classmatch[i][2]] = new Array();
		}
		this.elements[classmatch[i][2]][this.elements[classmatch[i][2]].length] = new Array(element, classmatch[i][3]);
	}
}


vBulletin_Framework.prototype.add_event = function(eventname)
{
	this.events[eventname] = (typeof YAHOO != 'undefined' ? new YAHOO.util.CustomEvent(eventname) : new null_event());
}

vBulletin_Framework.prototype.console = function()
{
	if (is_moz && console)
	{
		var args = new Array();
		for (var i = 0; i < arguments.length; i++)
		{
			args[args.length] = arguments[i];
		}

		try
		{
			eval("console.log('" + args.join("','") + "');");
		}
		catch(e) {}
	}
}

if (typeof YAHOO == 'undefined')
{
	function null_event()
	{
		this.fire = function() {};
		this.subscribe = function() {};
	};
}

vBulletin = new vBulletin_Framework();