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

function changeImages(from, to, layer) {
	if (document.images && (preloadFlag == true)) {
		var imageObj;
		
		if (isNS() && layer!=undefined) {
		alert(layer);
		//	imageObj = document[layer].document[from];
		} else {
			imageObj = document[from];
		}
		
			imageObj.src = to;
	}
}

function changeImagesDelayed(from,to,layer) {
	setTimeout('changeImages(\''+from+'\',\''+to+'\','+layer+')',delay);
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
	 	whypdfHomeOver = newImage("http://www.jawspdf.com/images/home/whypdf_over.gif");
	 	newsOver = newImage("http://www.jawspdf.com//images/home/news_over.gif");
			
		
		gartsOver = newImage("http://www.jawspdf.com/images/navigation/solutions/garts_over.gif");
		aeroOver = newImage("http://www.jawspdf.com/images/navigation/solutions/aero_over.gif");
		govOver = newImage("http://www.jawspdf.com/images/navigation/solutions/government_over.gif");
		insuranceOver = newImage("http://www.jawspdf.com/images/navigation/solutions/insurance_over.gif");
		financeOver = newImage("http://www.jawspdf.com/images/navigation/solutions/finance_over.gif");
		legalOver = newImage("http://www.jawspdf.com/images/navigation/solutions/legal_over.gif");
		pharmaOver = newImage("http://www.jawspdf.com/images/navigation/solutions/pharma_over.gif");
		eduOver = newImage("http://www.jawspdf.com/images/navigation/solutions/education_over.gif");
		
		
		preloadFlag = true;
	}
}