title: about the jquery ajax and with php
body: <p>After reading ajax from:</p>
  
  <p><a href="http://api.jquery.com/jquery.ajax/" rel="nofollow">http://api.jquery.com/jquery.ajax/</a> I am totally confused.</p>
  
  <p>It was so complex and I don't know anything about xml I just know few about php and jquery but I was confused a lot.</p>
  
  <p>i don't know how to work ajax with php...</p>
  
  <p>and people talk about handlers call backs etc i don't know anything what are they talking..</p>
  
  <p>and when i work with php and submit thorugh  php what is going to be <code>$_POST["name"]</code> is there <code>$_COOKIE</code> or some super globals</p>
  
  <p>I just wanna know what should go in PHP files </p>