Like it or not pop ups are there to stay and often values need to be passed from the pop up to the parent window. Although modal window based popups are currently less popular and being replaced by (slicker?) div based ‘pseudo’ popups, its still worthwhile to know how to pass values from a popup to its parent window.

Need to quickly implement a cross browser solution for Ajax type file upload but too lazy to read all the exhaustive tutorials out there? This quick how-to might be just for you. Although the server side code shown here uses PHP, this solution can be adapted for Java, Perl or whatever else you use on the server side.