var PreSimpleSwapOnload =(window.onload)? window.onload : function(){};
window.onload = function(){PreSimpleSwapOnload(); SimpleSwapSetup();}

var NoDisplayImg=false;
function NoImg()
{ 
	NoDisplayImg =true;
	document.ProductGroup.src="";
}

function SimpleSwap(el,which){
  el.src=el.getAttribute(which || "origsrc");
}

function SimpleSwapSetup(){
  var x = document.getElementsByTagName("img");
  for (var i=0;i<x.length;i++){
    var oversrc = x[i].getAttribute("oversrc");
    if (!oversrc) continue;
      
    // preload image
    // comment the next two lines to disable image pre-loading
    x[i].oversrc_img = new Image();
    x[i].oversrc_img.src=oversrc;
    // set event handlers
    x[i].onclick = new Function("SimpleSwap(this,'oversrc');");
    x[i].onmouseout = new Function("SimpleSwap(this);");
    // save original src
    x[i].setAttribute("origsrc",x[i].src);
  }
}
function SwapImageBack(BackImgName) {	
	if(BackImgName)
	{
		document.MainImage.src=BackImgName
	}
	else
  	{document.MainImage.src=""}
} 

function SwapImage(ImageName) {
	
  document.MainImage.src=ImageName;
 
}// JavaScript Document