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) {
		stuart_stuart_chafetz_1_over = newImage("images/stuart-stuart_chafetz_1_ove.jpg");
		stuart_stuart_chafetz_2_over = newImage("images/stuart-stuart_chafetz_2_ove.jpg");
		stuart_stuart_chafetz_3_over = newImage("images/stuart-stuart_chafetz_3_ove.jpg");
		stuart_stuart_chafetz_4_over = newImage("images/stuart-stuart_chafetz_4_ove.jpg");
		stuart_stuart_chafetz_5_over = newImage("images/stuart-stuart_chafetz_5_ove.jpg");
		preloadFlag = true;
	}
}

function emailcheck(cur)
{
var string1=cur.visitormail.value
if (string1.indexOf("@")==-1)
{
alert("Please input a valid email address!")
return false
}
}