/* 

	Easy Scroll v1.0
	written by Alen Grakalic, provided by Css Globe (cssglobe.com)
	please visit http://cssglobe.com/post/1495/easy-scroll-accessible-content-scroller
	
*/

this.easyscroll = function(){
	
	// Default id of the container element 	

	if (typeof uniid === 'undefined') {
			var uniid = "productTease";
		}

	
	// navigation buttons text
	var nav = ["Left", "Right", "Reset"];
	
	//	id for each navigation button (OPTIONAL)
	var navId = ["btnLeft", "btnRight", "btnReset"];

	// movement speed
	var speed = 5;
	
	// Default height of the container element (in pixels)
	if (typeof uniheight === 'undefined') {
			var uniheight = 140;
		}
	
	
	// Default width of the container element (in pixels)
	if (typeof uniwidth === 'undefined') {
			var uniwidth = 705;
		}

	// desired maxscroll before stop (in pixels)
	var maxscroll = -2080;

	//
	// END CONFIG
	// do not edit below this line (unless you want to of course :) )
	//
	

	var obj = document.getElementById(uniid);


	// New Additions for Ajax Extra Content	

	if (typeof unicat === 'undefined') {
			var url = '/cgi-bin/universal-slider.pl';
		}
	else {		
		var url = '/cgi-bin/universal-slider.pl?cat='+unicat;
		}
	 

	var slideHttp;
  		 if(navigator.appName == "Microsoft Internet Explorer") {
			  slideHttp = new ActiveXObject("Microsoft.XMLHTTP");
  			} else {
  				slideHttp = new XMLHttpRequest();
  				}
        



  	slideHttp.open('GET', url, true);
	slideHttp.setRequestHeader('If-Modified-Since', 'Sat, 1 Jan 2000 00:00:00 GMT');

  	slideHttp.onreadystatechange = function() {
  	
						if (slideHttp.readyState == 4) {					
										
										if (document.getElementById(uniid))
											{						
											
											
										 	document.getElementById(uniid).innerHTML = slideHttp.responseText;																					
											
											document.getElementById(uniid).style.filter = 'alpha(opacity = 100)';	
											document.getElementById(uniid).style.opacity = '1';

											}
										
										var t=setTimeout("clearpause()",500);

 					 					}
  						}
         slideHttp.send(null);
  

 

	// End New Additions	

	
	obj.left = false;
	obj.right = false;
	obj.fast = false;

	var container = document.createElement("div");
	var parent = obj.parentNode;
	container.id="easyscroll";
	parent.insertBefore(container,obj);
	parent.removeChild(obj);	
	
	container.style.position = "relative";
	container.style.height = uniheight + "px";
	container.style.overflow = "hidden";
	obj.style.position = "absolute";
	obj.style.top = "0";
	obj.style.left = "0";
	container.appendChild(obj);
	
	var btns = new Array();
	var ul = document.createElement("ul");
	ul.id="easyscrollnav";
	for (var i=0;i<nav.length;i++){
		var li = document.createElement("li");
		li.innerHTML = '<a href="#">'+nav[i]+'</a>';
		li.id = navId[i];
		btns.push(li);
		ul.appendChild(li);
	};
	
	parent.insertBefore(ul, container.nextSibling);
		
	document.getElementById('easyscroll').onmouseover = function(){
		obj.stop = true;
		};

	document.getElementById('easyscroll').onmouseout = function(){
		obj.stop = false;
		};

	btns[0].onmouseover = function(){
		obj.left = true;
		this.className = "over";
	};
	btns[0].onmouseout = function(){
		obj.left = false;
		this.className = "";
	};		
	btns[1].onmouseover = function(){
		obj.right = true;
		this.className = "over";		
	};
	btns[1].onmouseout = function(){
		obj.right = false;
		this.className = "";
	};		
	btns[0].onmousedown = btns[1].onmousedown = function(){
		obj.fast = true;
	};	
	btns[0].onmouseup = btns[1].onmouseup = function(){
		obj.fast = false;
	};		
	btns[2].onmouseover = function(){ 		
		this.className = "over";
	};	
	btns[2].onmouseout = function(){ 		
		this.className = "";
	};		
	btns[2].onclick = function(){ 		
		obj.style.left = "0px";
	};

		
		
	this.start = function(){				
		var newLeft;
		var objLeft = obj.offsetWidth;
		var left = obj.offsetLeft;
		var fast = (obj.fast) ? 2 : 1;
		if(obj.left){		 
			newLeft = ((objLeft+left) > uniwidth) ? left-(speed*fast) : left;	
			obj.style.left = newLeft + "px";
		};	
		if(obj.right){		 
			newLeft = (left < 0) ? left+(speed*fast) : left;
			obj.style.left = newLeft + "px";
		};
			


		if((obj.right == 0) && (obj.left == 0) && (obj.stop != 1)){
			newLeft = (left > maxscroll) ? left-(speed*fast) : left;				
			obj.style.left = newLeft + "px";			
			};



	};
	
	obj.interval = setInterval("start()",60);		
	
    	
};


//
// script initiates on page load. 
//

this.addEvent = function(obj,type,fn){
	if(obj.attachEvent){
		obj['e'+type+fn] = fn;
		obj[type+fn] = function(){obj['e'+type+fn](window.event );}
		obj.attachEvent('on'+type, obj[type+fn]);
	} else {
		obj.addEventListener(type,fn,false);
	};
};
addEvent(window,"load",easyscroll);



function clearpause() {
		clearTimeout(t);

		}