Problem with MySQL and PHP

[Raimeiken]

PHP:\[code\]<?phpif (isset($_POST['name'])){ mysql_connect("localhost", "db", "test") or die(mysql_error()); mysql_select_db("db") or die(mysql_error()); $tmp = mysql_query("SELECT commercial FROM Channels WHERE name='.$_POST[name].'"); echo $tmp[0];}else{?><form method="post" action="<?php echo $_SERVER['PHP_SELF'];?>"><input name="name" type="text"><input type="submit" name="submit" value="http://stackoverflow.com/questions/3936352/submit" ></form><?php}?>\[/code\]MYSQL:\[code\]CREATE TABLE IF NOT EXISTS `Channels` ( `id` int(11) NOT NULL AUTO_INCREMENT, `name` varchar(30) NOT NULL, `commercial` tinyint(1) NOT NULL DEFAULT '0', `usrid` int(11) NOT NULL DEFAULT '0', PRIMARY KEY (`id`)) ENGINE=MyISAM DEFAULT CHARSET=latin1 AUTO_INCREMENT=3 ;---- Daten f