title: use php read file on network with ip or computername
body: <p>When i use php read file on LAN network through ip or computer name.</p>
  
  <pre><code>$url = "\\\\192.168.0.200\\testshare\\1.txt";
          if(file_exists($url) == TRUE) {
              echo "OK";
          } else {
              echo "Error";
          }
  </code></pre>
  
  <p>result: always "Error".
  If i use function file_get_contents ($url , true); result:</p>
  
  <pre><code>Warning: file_get_contents(\\192.168.0.200\testshare\1.txt) [function.file-get-contents]: failed to open stream: Permission denied in D:\services\htdocs\test.php on line 3
  </code></pre>
  
  <p>Of course, folder "testshare" is set share and permission everyone full control. If i tape web browser: \192.168.0.200\testshare\1.txt  It read content of file 1.txt.
  Can you help me? Every idea help me, i thanks very much.</p>