var Exp=navigator.userAgent.toLowerCase().indexOf("msie")!=-1?1:0;
		var Opr=navigator.userAgent.toLowerCase().indexOf("opera")!=-1?1:0;
		
  	var imgtmp=new Image();
		var imgs = new Array;
		var y=0;
		
		imgs[0]=new Image();imgs[0].src="images/carat1.jpg";
		imgs[1]=new Image();imgs[1].src="images/carat2.jpg";
		imgs[2]=new Image();imgs[2].src="images/carat3.jpg";
				
		function swapImage(name1,name2) { 
			imgtmp.src=document.getElementById("img"+name1).src;
			if(Exp && !Opr)document.getElementById("img"+name1).filters.blendTrans.Apply();
			document.getElementById("img"+name1).src=imgs[name2].src;
			if(Exp && !Opr)document.getElementById("img"+name1).filters.blendTrans.Play();
			imgs[name2].src=imgtmp.src;
		}
  	function shuffle(){
  		var x,timeout;
  		//var y;
  		do{
  			x=Math.round(Math.random()*10-1);
  		}while(x>0||x<0);
  		//do{
  		//	y=Math.round(Math.random()*10-1);
  		//}while(y>2||y<0);
  		y++;
  		timeout=3000;
  		if(y==3){y=1;}
  		if(y==2)timeout=6000;
  		
  		swapImage(x,y);
  		window.setTimeout("shuffle()",timeout);
  	}