quickest automation page ever... and equally terrible

lights.php

<?php
	@$input = $_GET['light'];
	@$command = $_GET['command'];

	$c = 'off'; // 1 = on, 0 = off
	switch($command){
		case 'on':
			$c = 'on';
		break;
		case 'off':
			$c = 'off';
		break;
	}
	$l = 'all';
	switch($input){
		case '1':
			$l = "172.24.40.21";
		break;
		case '2':
			$l = "172.24.40.22";
		break;
		case '3':
			$l = "172.24.40.23";
		break;
		default:
			$l = 'all';
		break;
	}

	echo "<h3>light, command</h3>";

	$path = "/opt/scripts/switch.py";
?>
<form action="<?php echo basename(__FILE__); ?>" method="get" id="main">
	<br/><br/>
	Select: <select name="light">
		<option value="1">1</option>
		<option value="2">2</option>
		<option value="3">3</option>
		<option value="4">4</option>
		<option value="all" selected>all</option>
	</select><br />
	<button type="submit" name="command" value="on">Turn On!</button><br/>
	<button type="submit" name="command" value="off">Turn On!</button><br/>
</form>
<br/>
<textarea style="width:80%" align="center">
<?php
if(isset($_GET['command'])) {
	passthru("$path -t $l -c $c");
}
?>
</textarea>