/*
	Header Information------------------------------------[Do Not Remove This Header]--
	Title: OO Dom Image Rollover
	Description: This script makes it easy to add rollover/ mousedown 
  	effects to any image on the page, including image submit buttons. Automatically 
  	preloads images as well. Script works in all DOM capable browsers- IE5+, NS6+, 
  	Opera7+.
	
	Legal: Copyright 2005 Adam Smith
	Author Email Address: ibulwark@hotmail.com
	Date Created: June 6, 2005
	Website: Codevendor.com | eBadgeman.com
	Script featured on Dynamic Drive: http://www.dynamicdrive.com
	-----------------------------------------------------------------------------------
*/

function imageholderclass(){
	this.over=new Array();
	this.down=new Array();
	this.src=new Array();
	this.store=store;
	
	function store(src, down, over){
		var AL=this.src.length;
		this.src[AL]=new Image(); this.src[AL].src=src;
		this.over[AL]=new Image(); this.over[AL].src=over;
		this.down[AL]=new Image(); this.down[AL].src=down;
	}
}

var ih = new imageholderclass();
var mouseisdown=0;

function preloader(t){
	for(i=0;i<t.length;i++){
		if(t[i].getAttribute('srcover')||t[i].getAttribute('srcdown')){
			
			storeimages(t[i]);
			var checker='';
			checker=(t[i].getAttribute('srcover'))?checker+'A':checker+'';
			checker=(t[i].getAttribute('srcdown'))?checker+'B':checker+'';
			
			isActive();
			
			switch(checker){
				case 'A' : mouseover(t[i]);mouseout(t[i]); break;
				case 'B' : mousedown(t[i]); mouseup2(t[i]); break;
				case 'AB' : mouseover(t[i]);mouseout(t[i]); mousedown(t[i]); mouseup(t[i]); break;
				default : return;			
			}
			
			if(t[i].src){t[i].setAttribute("oldsrc",t[i].src);}
		}
	}
}
function mouseup(t){
	var newmouseup;
	if(t.onmouseup){
		t.oldmouseup=t.onmouseup;
		newmouseup=function(){mouseisdown=0;this.src=this.getAttribute("srcover");this.oldmouseup();}

	}
	else{newmouseup=function(){mouseisdown=0;this.src=this.getAttribute("srcover");}}
	t.onmouseup=newmouseup;
}

function mouseup2(t){
	var newmouseup;
	if(t.onmouseup){
		t.oldmouseup=t.onmouseup;
		newmouseup=function(){mouseisdown=0;this.src=this.getAttribute("oldsrc");this.oldmouseup();}
		}
	else{newmouseup=function(){mouseisdown=0;this.src=this.getAttribute("oldsrc");}}
	t.onmouseup = newmouseup;
}

function mousedown(t){
	var newmousedown;
	if(t.onmousedown){
		t.oldmousedown=t.onmousedown;
		newmousedown=function(){if(mouseisdown==0){this.src=this.getAttribute("srcdown");this.oldmousedown();}}
	}
	else{newmousedown=function(){if(mouseisdown==0){this.src=this.getAttribute("srcdown");}}}
	t.onmousedown=newmousedown;
}

function mouseover(t){
	var newmouseover;
	if(t.onmouseover){
		t.oldmouseover=t.onmouseover;
		newmouseover=function(){this.src=this.getAttribute("srcover");this.oldmouseover();}
	}
	else{newmouseover=function(){this.src=this.getAttribute("srcover");}}
	t.onmouseover=newmouseover;
}

function mouseout(t){
	var newmouseout;
	if(t.onmouseout){
		t.oldmouseout=t.onmouseout;
		newmouseout=function(){this.src=this.getAttribute("oldsrc");this.oldmouseout();}
	}
	else{newmouseout=function(){this.src=this.getAttribute("oldsrc");}}
	t.onmouseout=newmouseout;
}

function storeimages(t){
	var s=(t.getAttribute('src'))?t.getAttribute('src'):'';
	var d=(t.getAttribute('srcdown'))?t.getAttribute('srcdown'):'';
	var o=(t.getAttribute('srcover'))?t.getAttribute('srcover'):'';
	ih.store(s,d,o);
}

function preloadimgsrc(){
	if(!document.getElementById) return;
	var it=document.getElementsByTagName('IMG');
	var it2=document.getElementsByTagName('INPUT');
	preloader(it);
	preloader(it2);
	isActive();
}
/*
 * Function: isActive
 * Description: Changes the active image.src to the image specified  
 *              in the srcdown tag
 * Date: May 12, 2007
 *
 * Crated by: B (b@xrypto.com)
 *
 */

var flag=0;
 
function isActive(){
	var a=document.getElementsByTagName("a");
	var loc=window.location.href+((window.location.href.substr(location.href.length-1,1)=='/')?'index.html':'');

	if(flag==0){
		var sub=loc.split('/');
		
		//alert(sub.length);
		for(i=0;i<sub.length;i++){
			//alert(sub[i]);
		}
		
		for(i=0;i<sub.length;i++){
			//if(sub[i]!='http:' && sub[i].length>1 && sub[i]!=location.hostname && sub[i].indexOf('.html')==-1 && sub[i].indexOf('.htm')==-1 && sub[i].indexOf('.php')==-1){
			if(	sub[i]=='http:' ||
				sub[i].length<=1 || 
				sub[i]==location.hostname || 
				sub[i].indexOf('.html')>0 || 
				sub[i].indexOf('.htm')>0 ||
				sub[i].indexOf('.php')>0){
				
				sub.splice(i,1);
			}
		}
		
		flag=1;
	}
	
	for(var i=0;i<a.length;i++){
		for(var j=1;j<sub.length;j++){
			if (a[i].href.indexOf(sub[j]+"/index.html")>0 || a[i].href.indexOf(sub[j]+".html")>0 || a[i].href.indexOf(sub[j]+"/index.php")>0 || a[i].href.indexOf(sub[j]+".php")>0 ){
				var img=a[i].getElementsByTagName("img");
				if(img[0].getAttribute("srcdown")!=null){
					img[0].src=img[0].getAttribute("srcdown");
					img[0].setAttribute("srcover",img[0].src);
				}
			}
		}
	}

	for(var i=0;i<a.length;i++){
		if (a[i].href==loc){
			var img=a[i].getElementsByTagName("img");
			if(img[0].getAttribute("srcdown")!=null){
				img[0].src=img[0].getAttribute("srcdown");
				img[0].setAttribute("srcover",img[0].src);
			}
		}
	}
}

if(window.addEventListener){
	window.addEventListener("load", preloadimgsrc, false);
}else{
	if(window.attachEvent){
		window.attachEvent("onload", preloadimgsrc);
	}else{
		if(document.getElementById){
			window.onload=preloadimgsrc;
		}
	}
}