function collapseModule(id) {
	if (document.getElementById(id).style.display == "block") {
		document.getElementById(id).style.display="none";
	} else {
		document.getElementById(id).style.display="block";
	}
}
function validateEmail(emailAddress) {
	var validEmail = /^(\w|\w\-*\w)(\w|\w\-*\w|\.?\w)*@(\w|\w\-*\w)(\w|\w\-*\w|\.?\w)*\.(\w|\w\-*\w|\.?\w)+$/;
	if (!(validEmail.test(emailAddress))) return false;
	else return true;
}
function highlighttextfield(txtfield) {txtfield.style.backgroundColor = "#FFFEBD";}
function unhighlighttextfield(txtfield) {txtfield.style.backgroundColor = "#FFFFFF";}