// Neil P. Arnold - 7/21/2004
// begin rollover script
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function preloadImages() {
	if (document.images) {
		professionals_over = newImage("/health_professionals/images/nav/about_prof_over.gif");
		professionals_off = newImage("/health_professionals/images/nav/about_prof_off.gif");
		
		products_over = newImage("/health_professionals/images/nav/about_prod_over.gif");
		products_off = newImage("/health_professionals/images/nav/about_prod_off.gif");
		
		ordering_over = newImage("/health_professionals/images/nav/order_over.gif");
		ordering_off = newImage("/health_professionals/images/nav/order_off.gif");
		
		contact_over = newImage("/health_professionals/images/nav/contact_over.gif");
		contact_off = newImage("/health_professionals/images/nav/contact_off.gif");
		
		preloadFlag = true;
	}
}


function Off(target) {
	if (document.images && preloadFlag){
		document[target].src = eval(target + "_off.src");
	}
}

function Over(target) {
	if (document.images && preloadFlag){
		document[target].src = eval(target + "_over.src");
	}
}

//end rollover script

var preloadFlag = false;
preloadImages();