Debug window for Javascript

I wrote this short little function when I got tired of debugging JavaScript by using the alert() function. It pops up a new window and outputs whatever you send to the function along with the UTC date.
PLAIN TEXT
JavaScript:

function logOutput(message)

    {

    debugWindow = window.open('', 'dbgWindow', 'height=300,width=400');

    var newDate = new Date();

  [...]

Using AJAX to get city and state from zip code

This is something that I wrote a few years ago when I first started using AJAX type calls in my programs. It will allow you to enter a zip code, either 5 or 9 digit, and will load the city into a text field and state into a dropdown. If the city field [...]