I used this code to upload a pic because your page is mess: #include "WinHTTP.au3" $sFile = @ScriptDir & "\testimage.jpg" $sForm = _ '<form action="http://fileupload.pl" method="post" enctype="multipart/form-data">' & _ ' <input type="file" name="userfile" />' & _ ' <input type="submit" name="upload" value="Wgraj plik">' & _ '</form>' ; Initialize and get session handle $hOpen = _WinHttpOpen() $hForm = $sForm ; Fill form on this