window.addEvent('domready',function() {
	if ($('emailform')) { callform(); }
})

function callform() {
	var log = $('log');
	var submit = $('submit');
	log.setHTML('');
	
	submit.onclick = function() {
		// check for Name field
		var author = $('name');
		if (author.getValue() == '' || author.getValue() == ' ') {
			log.setHTML('Please enter a Name.');
			return false;
		}

		// check for email, email validation
		var email = $('email');
		var emailExp = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		if (email.getValue() == '' || email.getValue() == ' ' || !emailExp.test(email.getValue())) {
			log.setHTML('Please enter a valid Email.');
			return false;
		}

	}
}