function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

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

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		index_02_over = newImage("/images/index_02-over.gif");
		index_03_over = newImage("/images/index_03-over.gif");
		index_04_over = newImage("/images/index_04-over.gif");
		index_05_over = newImage("/images/index_05-over.gif");
        Top_Flyouts_01_over = newImage("/images/Top-Flyouts_01_over.gif");
		Top_Flyouts_02_over = newImage("/images/Top-Flyouts_02_over.gif");
		Top_Flyouts_03_over = newImage("/images/Top-Flyouts_03_over.gif");
		Top_Flyouts_04_over = newImage("/images/Top-Flyouts_04_over.gif");
		Top_Flyouts_05_over = newImage("/images/Top-Flyouts_05_over.gif");
		Top_Flyouts_06_over = newImage("/images/Top-Flyouts_06_over.gif");
		Top_Flyouts_07_over = newImage("/images/Top-Flyouts_07_over.gif");
		Top_Flyouts_08_over = newImage("/images/Top-Flyouts_08_over.gif");
		Top_Flyouts_10_over = newImage("/images/Top-Flyouts_10_over.gif");
		Top_Flyouts_11_over = newImage("/images/Top-Flyouts_11_over.gif");
		Top_Flyouts_12_over = newImage("/images/Top-Flyouts_12_over.gif");
		Top_Flyouts_13_over = newImage("/images/Top-Flyouts_13_over.gif");
		Top_Flyouts_14_over = newImage("/images/Top-Flyouts_14_over.gif");
		Top_Flyouts_15_over = newImage("/images/Top-Flyouts_15_over.gif");
		Top_Flyouts_16_over = newImage("/images/Top-Flyouts_16_over.gif");
		Top_Flyouts_18_over = newImage("/images/Top-Flyouts_18_over.gif");
		overview_over = newImage("/images/overview_over.gif");
		market_over = newImage("/images/market_over.gif");
	    pictures_over = newImage("/images/pictures_over.gif");
		press_over = newImage("/images/press_over.gif");
		preloadFlag = true;
	}
}
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
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			this.className+=" sfhover";
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		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);