diff --git a/module/block/zen.php b/module/block/zen.php
index d4a44dced0..b0e9bdbc63 100644
--- a/module/block/zen.php
+++ b/module/block/zen.php
@@ -225,8 +225,8 @@ class blockZen extends block
             if(empty($block->height)) $block->height = zget($sizeConfig, $block->width, reset($sizeConfig));
 
             /* 设置区块距离左侧的宽度和距离顶部的高度。 */
-            if(!isset($block->left)) $block->left = $block->width == 1 ? 2 : 0;
-            if(!isset($block->top))  $block->top  = -1; // -1 将会自动计算高度。
+            if($block->left === '') $block->left = $block->width == 1 ? 2 : 0;
+            if($block->top  === 0)  $block->top  = -1; // -1 将会自动计算高度。
 
             $block->width  = (int)$block->width;
             $block->height = (int)$block->height;
diff --git a/module/bug/js/browse.ui.js b/module/bug/js/browse.ui.js
index 8bd0b81aed..700241a557 100644
--- a/module/bug/js/browse.ui.js
+++ b/module/bug/js/browse.ui.js
@@ -39,7 +39,6 @@ window.onRenderCell = function(result, {row, col})
         {
             caseLink = $.createLink('testcase', 'view', "caseID=" + row.data.case + "&version=" + row.data.caseVersion);
             result.push({html: '<a href="' + caseLink + '"class="text-gray" title="' + row.data.case + '">[' + caseCommonLang + '#' + row.data.case + ']</a>'});
-
         }
     }