<!--
//Function that validates agreement checkbox
function checkAgree() {
	if (document.getElementById('guestres').agreeWithTerms.checked == true) {
		document.getElementById('guestres').submit.disabled = false;
	}
	else {
		document.getElementById('guestres').submit.disabled = true;
	}
}
// -->

<!--
//Function that validates email address
function checkEmail() {
	var emailChar = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;
	if(document.getElementById('email').value.match(emailChar)){
		return true;
	}
	else {
		alert("Please enter a valid email address. (For example, myname@website.com)");
		return false;
	}
}
// -->

<!--
//Function that validates required fields
function validate_form ( )
{
valid = true;

if ( document.getElementById('guestres').firstName.value == "" )
{alert ( "First Name is required." ); valid = false;}

if ( document.getElementById('guestres').lastName.value == "" )
{alert ( "Last Name is required." ); valid = false;}

if ( document.getElementById('guestres').email.value == "" )
{alert ( "Email Address is required." ); valid = false;}

if ( document.getElementById('guestres').addressLine1.value == "" )
{alert ( "Address Line 1 is required." ); valid = false;}

if ( document.getElementById('guestres').city.value == "" )
{alert ( "City is required." ); valid = false;}

if ( document.getElementById('guestres').state.selectedIndex == 0 )
{alert ( "Please select a state. If you do not live in the United States, choose 'I live outside the US'." ); valid = false;}

if ( document.getElementById('guestres').zip.value == "" )
{alert ( "Zip/Postal Code is required." ); valid = false;}

if ( document.getElementById('guestres').phone.value == "" )
{alert ( "Daytime Phone is required." ); valid = false;}

if ( ( document.getElementById('guestres').gender[0].checked == false ) && ( document.getElementById('guestres').gender[1].checked == false ) )
{alert ( "Please select your gender." ); valid = false;}

if ( document.getElementById('guestres').univAffiliation.selectedIndex == 0 )
{alert ( "Please select your University Affiliation." ); valid = false;}

if ( document.getElementById('guestres').deptAffiliation.value == "" )
{alert ( "Academic Department Affiliation is required." ); valid = false;}

if ( document.getElementById('guestres').arrDate.value == "" )
{alert ( "Arrival Date is required." ); valid = false;}

if ( document.getElementById('guestres').depDate.value == "" )
{alert ( "Departure Date is required." ); valid = false;}

if ( ( document.getElementById('guestres').whoPays[0].checked == false ) && ( document.getElementById('guestres').whoPays[1].checked == false ) )
{alert ( "Please select who will be responsible for billing." ); valid = false;}

return valid;
}
// -->