// JavaScript Document

function validateEmail(elementValue){  
	if (elementValue == 'email@address.com') {
		return false;
	} else {
   		var emailPattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;  
  		return emailPattern.test(elementValue);  
	}
}