diff --git a/classes/db/DBCubrid.class.php b/classes/db/DBCubrid.class.php
index 32629d4f8..ab23959c1 100644
--- a/classes/db/DBCubrid.class.php
+++ b/classes/db/DBCubrid.class.php
@@ -357,9 +357,7 @@
                 if($this->getColumnType($output->column_type,$name)!='number') {
                     $value = "'".$this->addQuotes($value)."'";
                     if(!$value) $value = 'null';
-                } else {
-                    if(!$value) $value = 0;
-                }
+                } elseif(!$value || is_numeric($value)) $value = (int)$value;
 
                 if(strpos($name,'.')===false) $column_list[] = '"'.$name.'"';
                 else $column_list[] = $name;
@@ -387,7 +385,7 @@
 
                 $value = $val['value'];
                 if($this->getColumnType($output->column_type,$name)!='number') $value = "'".$this->addQuotes($value)."'";
-                else $value = (int)$value;
+                elseif(!$value || is_numeric($value)) $value = (int)$value;
 
                 if(strpos($name,'.')===false) $name = '"'.$name.'"';
                 $column_list[] = sprintf('%s = %s', $name, $value);
diff --git a/classes/display/DisplayHandler.class.php b/classes/display/DisplayHandler.class.php
index 7d788dbfa..6bc357744 100644
--- a/classes/display/DisplayHandler.class.php
+++ b/classes/display/DisplayHandler.class.php
@@ -19,8 +19,6 @@
          **/
         function printContent(&$oModule) {
 
-            if(!$oModule->getTemplateFile()) return;
-
             // header 출력
             $this->_printHeader();
 
diff --git a/classes/xml/XmlQueryParser.class.php b/classes/xml/XmlQueryParser.class.php
index a14bdfb98..cce0b3e01 100644
--- a/classes/xml/XmlQueryParser.class.php
+++ b/classes/xml/XmlQueryParser.class.php
@@ -317,11 +317,11 @@
                     break;
                 case 'plus' :
                         $args = abs($args);
-                        $val = sprintf('%s+%d', $name, $args);
+                        $val = sprintf('"%s+%d"', $name, $args);
                     break;
                 case 'minus' :
                         $args = abs($args);
-                        $val = sprintf('%s-%d', $name, $args);
+                        $val = sprintf('"%s-%d"', $name, $args);
                     break;
             }
 
diff --git a/modules/board/board.controller.php b/modules/board/board.controller.php
index a44fadbfc..4d2b99d3b 100644
--- a/modules/board/board.controller.php
+++ b/modules/board/board.controller.php
@@ -372,9 +372,9 @@
 
             $oModuleController = &getController('module');
             $oModuleController->updateModuleSkinVars($module_srl, $skin_vars);
-            $url = sprintf("./?module=%s&act=%s&module_srl=%s&page=%s", Context::get('module'), 'dispBoardAdminSkinInfo', $module_srl, Context::get('page'));
-            header("location:".$url);
-            exit();
+
+            $this->setTemplatePath($this->module_path.'tpl');
+            $this->setTemplateFile("top_refresh.html");
         }
 
         /**