求教大神看这段代码有没有语法错误

[msn_1107]

function InstallUserCOM(){
global $empire,$ecms_config;
$user_userfen="enewsuserfen";
$user_money="enewsmoney";
$user_salt="enewssalt";
$sql=$empire->query1("alter table ".$ecms_config['member']['tablename']."
add ".$ecms_config['memberf']['groupid']." int NOT NULL default '0',
add ".$ecms_config['memberf']['rnd']." varchar(20) NOT NULL default '',
add ".$user_userfen." mediumint(8) unsigned NOT NULL default '0',
add ".$user_money." float(11,2) NOT NULL default '0.00',
add ".$ecms_config['memberf']['userdate']." int(10) unsigned NOT NULL default '0',
add ".$ecms_config['memberf']['zgroupid']." smallint not null default '0',
add ".$ecms_config['memberf']['havemsg']." tinyint(1) not null default '0',
add ".$ecms_config['memberf']['userkey']." char(12) NOT NULL default '',
add ".$user_salt." char(8) NOT NULL default '',
add ".$ecms_config['memberf']['checked']." tinyint(1) not null default '1'");
if(!$sql)
{
echo"运行安装接口程序出现以下错误:<br><font color=red>".mysql_error()."</font><br><br><a href='index.php'>点击返回重新设置</a>";
exit();
}
db_close();
$empire=null;
echo"<script>self.location.href='index.php?setup=success';</script>";
exit();
}

[rucypli]

语法错误还是自己慢慢调试吧