function chkFindLocal(frm){
	if(frm.zip.value.length == 0){
		alert("Please enter your Zip Code.");
		frm.zip.focus();
		return false;
	}
	if(frm.zip.value.length != 5){
		alert("The Zip Code you entered is not valid.");
		frm.zip.select();
		frm.zip.focus();
		return false;
	}
	if(frm.rad.value.length != 0){
		if(isNaN(frm.rad.value) || frm.rad.value < 0 || frm.rad.value > 500){
			alert("The Search Radius you entered is not valid.");
			frm.rad.select();
			frm.rad.focus();
			return false;
		}
	}
	return true;
}