function verify(val) {

	 var USre = /(^\d{5}$)|(^\d{5}-\d{4}$)/;
	 var Canre = /[a-zA-Z][0-9][a-zA-Z](-| |)[0-9][a-zA-Z][0-9]/;
	   if(!USre.test(val) && !Canre.test(val)) {
	 
	  	alert("Please enter a valid U.S. or Canadian Postal Code.");
		return false;
	  }	 
}