How to pass jQuery data to return php file befor execute ajax code.
<p>I have develop 3 pages ....1) Usermgmt.php--- Form of user registration in this file I call dropdown function from my common class file.  2)User.js is jquery file after selecting dropdown id will get and for further process to send ajax-user.php 3) ajax-user.php --- show the second dropdown list dependt on the value of 1 dropdown. </p>

<p>Problem is that I want to pass the 2nd dropdown value from object in ajax file or either .js file var str to pass on 1st page. I am trying by $_POST['unitid'] but it will not... any once can help me ......</p>
