function ValidEmail(elementName){

	var eValid = new RegExp();
	eValid.compile("^[A-Za-z0-9-._]+@[A-Za-z0-9-._]+.[A-Za-z.]+.[A-Za-z.]+$"); // email validation Regex
	
	if(!eValid.test(elementName)) {
		return false;
	}  else {
		return true;
	}

}