if (document.images)
{                 

orderbuttonon = new Image();           
orderbuttonon.src = "images/orderbutton_on.jpg";
orderbuttonoff = new Image();
orderbuttonoff.src = "images/orderbutton_off.jpg";

orderbutton2on = new Image();           
orderbutton2on.src = "images/orderbutton_on.jpg";
orderbutton2off = new Image();
orderbutton2off.src = "images/orderbutton_off.jpg";

}


        function rollover(imgName) {
		if (((navigator.appName == "Microsoft Internet Explorer") && 		
		(navigator.appVersion >= "4")) || ((navigator.appName == "Netscape") && 
		(navigator.appVersion >= "3"))) {        
               imgOn = eval(imgName + "on.src");
               document [imgName].src = imgOn;
               }
               }

       function rollout(imgName) {
       if (((navigator.appName == "Microsoft Internet Explorer") && 		
		(navigator.appVersion >= "4")) || ((navigator.appName == "Netscape") && 				
		(navigator.appVersion >= "3"))) {
               imgOff = eval(imgName + "off.src");
               document [imgName].src = imgOff;
       			}
       			}