// JScript File
function validateEmail(emailAddress)  {
	var thevalue  = emailAddress;
	var maxloop   = thevalue.length;
	var hasdot    = false;
	var hasat     = false;
	var badchar   = false;
	var i;var j;
	var validChar
	var checkChar;
	var compChar
	for(i=1; i<=maxloop; i++){
		   //loop through it
		   checkChar = thevalue.substring(i-1,i)
		   var checkstring1="1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_@."
		   validChar = false
		   for (j=1;j<=checkstring1.length;j++)
		   {//first string check
		     compChar = checkstring1.substring(j-1,j)
		     if (compChar==checkChar) {
		       validChar = true;
		       if (compChar=="@") {
		         hasat = true;
		       }
		       if (compChar==".") {
		         hasdot = true;
		       }
		     } 
		   }    
		   if (!validChar) {
		     badchar = true;
		   }
	}   
	if (!hasat || !hasdot) {
	  alert("Please enter a valid email address.");
	  return(false);
	}	  
	if (badchar) {
	  alert("Please use only valid characters for the email address.");
	  return(false);
	}  
	return(true);
}