function checkEmail(theForm) {
	
	if (theForm.FirstName.value.length =="")
	{
	alert("Please provide your first name.");
	theForm.FirstName.focus();
	return (false);
	}

	if (theForm.LastName.value.length =="")
	{
	alert("Please provide your last name.");
	theForm.LastName.focus();
	return (false);
	}
	
	if (theForm.EmailAddress.value.length =="")
	{
	alert("Please provide your email address.");
	theForm.EmailAddress.focus();
	return (false);
	}
}






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) {
logo_o = newImage("images/logo_o.jpg");
ticket_o = newImage("images/ticket_o.gif");
preloadFlag = true;
}
}