public function genupdAction()
 {
     $generic = new Model_Generic();
     $table = $this->_getParam('tbl');
     $key_name = $this->_getParam('kn');
     $key_value = $this->_getParam('kv');
     $knkv = array('kn' => $key_name, 'kv' => $key_value, 'tbl' => $table);
     $this->view->knkv = $knkv;
     $cond = $key_name . "=" . $key_value;
     $data = $generic->getData($table, $cond);
     $this->view->data = $data;
     $this->view->table_properties = $generic->tableProperties($table);
     // if form is submiited
     if ($_POST) {
         $newdata = $_POST;
         $key = $cond;
         // update data
         $genupd = $generic->updateData($table, $newdata, $key);
         $this->_redirect('/encoder/genform/tbl/' . $table);
     }
 }