function MM_swapImgRestore() { //v3.0
	  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
	}
	function newImage(arg) {
		if (document.images) {
			rslt = new Image();
			rslt.src = arg;
			return rslt;
		}
	}


	function rollImage() {
		if (document.images && (preloadFlag == true)) {
			for (var i=0; i<rollImage.arguments.length; i+=2) {
				document[rollImage.arguments[i]].src = rollImage.arguments[i+1];
			}
		}
	}

	var preloadFlag = false;
	function preloadImages() {
		if (document.images) {
			diyOver = newImage("/images/btn_diyOver.gif");
			acProOver = newImage("/images/btn_autocommandOver.gif");
			acOEMOver = newImage("/images/btn_autocommandOEMOver.gif");
			twoWayOver = newImage("/images/btn_2wayOver.gif");
			accessoriesOver = newImage("/images/btn_accessoriesOver.gif");
			fmOver = newImage("/images/btn_fmOver.gif");
			onlineOver = newImage("/images/btn_onLineTechOver.gif");
			wiringOver = newImage("/images/btn_wiringOver.gif");
			imlookupOver = newImage("/images/btn_imlookupOver.gif");		
			contactOver = newImage("/images/btn_contactOver.gif");
			buynowOver = newImage("/images/btn_BuyNowOver.gif");
			preloadFlag = true;
		}
	}