IE4 = (document.all);
	NN4 = (document.layers);
	DOM = (document.getElementById);
	SCRIPT_ALLOW = (IE4 || NN4 || DOM);
	IMGS = new Object();
	
	function newRollOver(sImgName, sImgLo, sImgHi)
	{
		if (!SCRIPT_ALLOW) {
			return;
		}
		IMGS[sImgName] = new Object();
		IMGS[sImgName].lo = new Image();
		IMGS[sImgName].lo.src = sImgLo;
		IMGS[sImgName].hi = new Image();
		IMGS[sImgName].hi.src = sImgHi;
		/*
		var oImgLo = new Image();
		oImgLo.src = sImgLo;
		var oImgHi = new Image();
		oImgHi.src = sImgHi;
		IMGS[sImgName] = { lo : oImgLo, hi : oImgHi };
		*/
	}
	
	function rollOver(sImgName, bOver)
	{
		if (!SCRIPT_ALLOW) {
			return;
		}
		if (typeof(IMGS[sImgName]) == "object" && typeof(document[sImgName]) == "object") {
			var oImages = IMGS[sImgName];
			sType = bOver ? "hi" : "lo";
			if (typeof(oImages[sType]) == "object") {
				document[sImgName].src = oImages[sType].src;
			}
		}
	}