Mine

<?php	function slash_me ($str) { 		$out = "";		if(substr($str, 0, 4) == '/me ') { 			$out = '<span style="color:blue;">* foo ' . substr($str, 4) . '</span>'; 		} else {			$out = $str; 		}		return $out;	}?><?php	$string = nl2br($_POST['string']);	if (empty($string)) { echo "damn empty"; }	else {	echo slash_me($string); }?><form action="" method="post"><textarea name="string"></textarea><input type="submit" name="click" /></form>