title: $_SERVER['DOCUMENT_ROOT'] path not work,hence create error
body: <p>I am using document root to provide absolute path which is not working. 
  if i <code>echo $_SERVER['DOCUMENT_ROOT'];</code>  this path turns out to be <code>C:/wamp/www/</code> </p>
  
  <p>it shows error</p>
  
  <pre><code>Warning: include_once(C:/wamp/www//library/includes/header.php) [function.include-once]: failed to open stream: No such file or directory in C:\wamp\www\Library Lending management\library\library\book_search_comit.php on line 16
  </code></pre>
  
  <p>when i put full like <code>C:\wamp\www\Library Lending management\library\includes\header.php</code> it work fine.</p>
  
  <p>what i find <code>"/"</code> creates problem when i use <code>"\"</code> it work fine.my problem is i  have lot of files which use <code>$_SERVER['DOCUMENT_ROOT']</code> which show dir path with <code>"/"</code> but i need <code>"\"</code>.
  how can i make script workable. </p>