var chk = navigator.userAgent.indexOf("Mozilla/3")>= 0 || navigator.userAgent.indexOf("Mozilla/4")>= 0;
	
	if ( chk )	{
		var product1_on=new Image();
		var product1_off=new Image();		
		var product2_on=new Image();
		var product2_off=new Image();
		var product3_on=new Image();
		var product3_off=new Image();
		var product4_on=new Image();
		var product4_off=new Image();
                            		
		product1_off.src="images/super/1.jpg";
		product1_on.src="images/super/1_on.jpg";
		product2_off.src="images/super/2.jpg";
		product2_on.src="images/super/2_on.jpg";
		product3_off.src="images/super/3.jpg";
		product3_on.src="images/super/3_on.jpg";
		product4_off.src="images/super/4.jpg";
		product4_on.src="images/super/4_on.jpg";


	}

	function changeImage(oldImage, newImage) 
	{
		oldImage.src=newImage.src;
	}