Lists files & directories recursively

PHP menu maker

// lists files & directories recursively	
	
		<?
		function menu($dir){
			$files = glob($dir.'/*');
			$html = '<ul>';
			foreach($files as $file){
			    if(is_dir($file)){
			    	// FB 6/12
			    	// added bc it wasn't tharr
			    	// make collapsable
			        $html .= '<li>'. basename($file,'.php') .'</li>';	    	
			        $html .= menu($file);
			    }else{
			    	// make collapsable
			        $html .= '<li><a target="_blank" title="Opens in a new window" href="'. $file .'">'. basename($file,'.php') .'</a></li>';
			    }
			}
			$html .= '</ul>';
			return $html;
		}
		echo menu("./*");
		?>