// Tabbed modules
function Accordian(target) {
   	typeof target == "object" ? this.element = target : this.element = document.getElementById(target); if (!this.element) return false;  
   	this.ul = this.element.getElementsByTagName("ul")[0]; 
   	this.tabs = this.ul.getElementsByTagName("li");
   	this.tabContent = this.getTabContent();
   	this.bind();
   }

   Accordian.prototype.getTabContent = function() {
   	tabContent= new Array();    
   	this.divs = this.element.getElementsByTagName("div");
   	for(var i = 0; i < this.divs.length; i++) {
           if (/tabContent/i.test(this.divs[i].className)) {
           tabContent.push(this.divs[i]);                        
   		}
   	}
   	return tabContent;
   }


   Accordian.prototype.bind = function() {    
   	var o = this;
   	for(var i = 0; i < this.tabs.length; i++) {
   		this.tabs[i].onclick = function() { 
   		   if (this.className != 'selected') {
   		      o.open(this); return false;
   		      var a = this.getElementsByTagName("a")[0];
   		      if (a) a.onclick = function() { 
                    return false; 
               }
   		   }
   		} 
   	}
   }

   Accordian.prototype.open = function(caller) {    
   	for(var i = 0; i < this.tabs.length; i++) {
   		var tab = this.tabs[i]; 
   		if (tab == caller) {  
   			this.collapse();
   			tab.className = "selected"
   			this.tabContent[i].style.display = "block";
   		}
   	}
   }

   Accordian.prototype.collapse = function() {
   	for(var i = 0; i < this.tabs.length; i++) {    
   		this.tabs[i].className = "";
   		this.tabContent[i].style.display = "none";                 
   	}                                                                
   }




// Fix specific png's for IE-6

function fixPng() {
	if(navigator.appName == "Microsoft Internet Explorer") {
		
		// Find out what version of IE - from http://msdn2.microsoft.com/en-us/library/ms537509.aspx
		var ua = navigator.userAgent;
		var re  = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
		if (re.exec(ua) != null)
		rv = parseFloat( RegExp.$1 );	
		
		if (rv <= 6.0) {
			
			if(document.getElementById('doodles')){
				var doodles = document.getElementById('doodles');
				doodles.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='/portals/0/Skins/rebel/img/global/doodle_bkgnd.png')"; 
			}
			
			if(document.getElementById('homeDoodles')){
				var homeDoodles = document.getElementById('homeDoodles');
				homeDoodles.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='/portals/0/Skins/rebel/img/home/doodle_bkgndHOME.png')"; 
			}
			
			
			if(document.getElementById('learn')){
				var learn = document.getElementById('learn');
				learn.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='/portals/0/Skins/rebel/img/global/learn.png')"; 
			}
			if(document.getElementById('haveFun')){
				var haveFun = document.getElementById('haveFun');
				haveFun.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='/portals/0/Skins/rebel/img/global/haveFun.png')"; 
			}
			if(document.getElementById('speakUp')){
				var speakUp = document.getElementById('speakUp');
				speakUp.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='/portals/0/Skins/rebel/img/global/speakUp.png')"; 
			}
			if(document.getElementById('connect')){
				var connect = document.getElementById('connect');
				connect.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='/portals/0/Skins/rebel/img/global/connect.png')"; 
			}	
			
			
		}		
	}
} 

	



// Nifty function to add onload events without overwriting
// ones already there courtesy of the lovely and talented
// Simon Willison http://simon.incutio.com/
function addLoadEvent(func) {   
	var oldonload = window.onload;
    if (typeof window.onload != 'function'){
        window.onload = func;
    } else {
        window.onload = function(){
        oldonload();
        func();
		
        }
    }
}


addLoadEvent(fixPng);

/*	SWFObject v2.0 <http://code.google.com/p/swfobject/>
	Copyright (c) 2007 Geoff Stearns, Michael Williams, and Bobby van der Sluis
	This software is released under the MIT License <http://www.opensource.org/licenses/mit-license.php>
*/
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