function validateFormOnSubmit(theForm) {
var reason = "";

    reason += validateEmptya(theForm.pickup);
	reason += validateEmptyb(theForm.dropoff);

      
  if (reason != "") {
    alert("Some fields need correction:\n\n" + reason + "\nPlease ensure you click the Get Quote button\nagain after selecting your pickup/dropoff location.");
    return false;
  }

  return true;
}
function validateEmptya(fld) {
    var error = "";
 
    if (fld.value.length == 0) {
        fld.style.background = 'Yellow'; 
		
        error = "You have not selected your Pickup Location.\n"
    } else {
        fld.style.background = 'White';
    }
    return error;  
}

function validateEmptyb(fld) {
    var error = "";
 
    if (fld.value.length == 0) {
        fld.style.background = 'Yellow'; 
		
        error = "You have not selected your Dropoff Location.\n"
    } else {
        fld.style.background = 'White';
    }
    return error;  
}