$tbl->renderHTML();
     $html .= $tbl->getHTML();
     unset($tbl);
     break;
 case "rename1":
     $html .= "<h1>Rename Table</h1>";
     $html .= "<P>Please insert new Tablename:<br>" . "<form action=\"tbl_detail.php\" method=\"post\" enctype=\"application/x-www-form-urlencoded\">" . "<input type=\"text\" name=\"NEWTablename\" value=\"{$Tablename}\" size=\"32\" maxlength=\"32\">" . "<input type=\"hidden\" name=\"Tablename\" value=\"{$Tablename}\">" . "<input type=\"hidden\" name=\"Server\" value=\"{$Server}\">" . "<input type=\"hidden\" name=\"User\" value=\"{$User}\">" . "<input type=\"hidden\" name=\"mode\" value=\"main\">" . "<input type=\"hidden\" name=\"submode\" value=\"rename2\">" . "<input type=\"Submit\" name=\"BUTTON\" value=\"Execute\">";
     $html .= "</form></td></tr></table></p>";
     break;
 case "rename2":
     $html .= "<h1>Rename Table</h1>";
     $tbl = new Table($Server);
     $tbl->setOwner($User);
     $tbl->setName($Tablename);
     $newname = getData("NEWTablename");
     if ($tbl->Rename($newname)) {
         header("Location: " . $defaultget . "&Tablename={$newname}&mode=main&" . SID);
     } else {
         $html .= "Table renaming failed.<br>";
         $html .= $tbl->errorstring;
     }
     break;
 case "analyze":
     $html .= "<h1>Analyze Table</h1>";
     break;
 case "execute":
     $statement = trim(getData("statement"));
     $html .= "<form action=\"tbl_detail.php\" method=\"post\" enctype=\"application/x-www-form-urlencoded\">" . "<input type=\"hidden\" name=\"Tablename\" value=\"{$Tablename}\">" . "<input type=\"hidden\" name=\"Server\" value=\"{$Server}\">" . "<input type=\"hidden\" name=\"User\" value=\"{$User}\">" . "<input type=\"hidden\" name=\"mode\" value=\"main\">" . "<input type=\"hidden\" name=\"submode\" value=\"execute\">" . "<textarea name=\"statement\" cols=\"80\" rows=\"5\" wrap=\"VIRTUAL\" style=\"width: 400px\">" . $statement . "</textarea><br>" . "<input type=\"Submit\" name=\"BUTTON\" value=\"Execute\">";
     $html .= "</form></td></tr></table>";
     $tbl = new DataTable($Server);
     $tbl->setSql($statement);