<!-- Begin
function checkForm(theForm)
{
	// check if email is filled out
	disableForm(theForm);
	
	if (theForm.email.value == "")
	{
		alert("Please enter an email address");	
		enableForm(theForm);
		return false;
	}
	return true;
}
function disableForm(theform) {
if (document.all || document.getElementById) {
for (i = 0; i < theform.length; i++) {
var tempobj = theform.elements[i];
if (tempobj.type.toLowerCase() == "submit" || tempobj.type.toLowerCase() == "reset")
tempobj.disabled = true;
}
return true;
}
else {
return false;
   }
}
//  End -->
<!-- Begin
function enableForm(theform) {
if (document.all || document.getElementById) {
for (i = 0; i < theform.length; i++) {
var tempobj = theform.elements[i];
if (tempobj.type.toLowerCase() == "submit" || tempobj.type.toLowerCase() == "reset")
tempobj.disabled = false;
}
return true;
}
else {
return false;
   }
}
//  End -->