sub mysql_connect {
    my $dbh = DBI->connect(
	"dbi:mysql:database=$config{'db_name'}:host=localhost",
	    $config{'dbuser'},
	    $config{'dbpwd'},
		{
		    PrintError	=> 0,
		    RaiseError	=> 1,
		    LongReadLen	=> $config{'LongReadLen'},
		    LongTruncOk	=> 0
		}
    ) or oops($DBI::errstr);
    
    return $dbh;
}