The default username is root and the default password is (NOTHING) it does not have one so your connection will be like this:
$connect = mysql_connect"(localhost","root", "")
or die("Could not sonnect to database server. MySQL said: ".mysql_error());
//or you could use
$connect = mysql_connect"(localhost","root")
or die("Could not sonnect to database server. MySQL said: ".mysql_error());