et le script en php est :
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<title>Raspberry Pi remote control</title>
<style>
body {font-family: arial;}
td {text-align: center;}
</style>
</head>
<body>
<center>
<img src="logo.jpg">
<br>
<br>
<?php
function TglControl($val, $name)
{
if ($val == 1)
echo '<a href="?'.$name.'=0"><img src="on.jpg"></a>';
else
echo '<a href="?'.$name.'=1"><img src="off.jpg"></a>';
}
shell_exec('gpio -g mode 0 out');
shell_exec('gpio -g mode 1 out');
$out1val = shell_exec('gpio -g read 0');
$out2val = shell_exec('gpio -g read 1');
if (isset($_GET['out1']))
{
if ($_GET['out1']) $out1val = 1; else $out1val = 0;
shell_exec('gpio -g write 0 '.$out1val);
}
if (isset($_GET['out2']))
{
if ($_GET['out2']) $out2val = 1; else $out2val = 0;
shell_exec('gpio -g write 1 '.$out2val);
}
?>
<table width="350">
<tr><td width="50%"><b>Linia 1</b></td><td width="50%"><b>Linia 2</b></td></tr>
<tr><td><?php TglControl($out1val, "out1"); ?></td><td><?php TglControl($out2val, "out2"); ?></td></tr>
</table>
</center>
</body>
</html>
, peux tu souligner la ligne stp ? 
(la ligne avec xxxxxx