function mkea(name) {
   var f1='@';
   var f2='food'+'safe'+'-'+'cour'+'ses';
   var f2=f2+'.com';
   document.write( '<a href="mailto:'+name+f1+f2+'">'+name+f1+f2+'</a>');
}

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) {
		btn1_over = newImage("images/foodsafe-certification-over.gif");
		btn2_over = newImage("images/schedule-locations-registration-over.gif");
		preloadFlag = true;
	}
}