function validate(contactForm, contactEmail, contactName, contactMessage) {
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   var address = document.forms[contactForm].elements[contactEmail].value;
   if(reg.test(address) == false) {
      alert('Invalid Email Address');
      return false;
   }
   else if(document.contactForm.contactName.value.length < 1) {
			alert('Please Enter Your Name');
			return false;
			document.contactForm.contactName.focus();
	 }
   else if(document.contactForm.contactMessage.value.length < 1) {
	 		alert('Please Enter Text for the Message Body');
	 		return false;
	 		document.commentForm.commentMessage.focus();
	 }
	 else {
	 	return true;
	 }
}