diff --git a/module/release/js/view.ui.js b/module/release/js/view.ui.js
index 284e6434c1..62c25e4c25 100644
--- a/module/release/js/view.ui.js
+++ b/module/release/js/view.ui.js
@@ -12,3 +12,79 @@ $(document).off('click','.dtable-footer .batch-btn').on('click', '.dtable-footer
         data: postData
     });
 });
+
+/**
+ * 计算表格任务信息的统计。
+ * set task summary for table footer.
+ *
+ * @param  element element
+ * @param  array   checkedidlist
+ * @access public
+ * @return object
+ */
+window.setStoryStatistics = function(element, checkedIDList)
+{
+    const checkedTotal = checkedIDList.length;
+    if(checkedTotal == 0) return {html: summary};
+
+    let checkedEstimate = 0;
+    let checkedCase     = 0;
+    let rateCount       = checkedTotal;
+
+    const rows = element.layout.allRows;
+    rows.forEach((row) => {
+        if(checkedIDList.includes(row.id))
+        {
+            const story = row.data;
+            const cases = storyCases[row.id];
+            checkedEstimate += story.estimate;
+
+            if(cases > 0)
+            {
+                checkedCase ++;
+            }
+            else if(story.children != undefined && story.children > 0)
+            {
+                rateCount --;
+            }
+        }
+    })
+
+    let rate = '0%';
+    if(rateCount) rate = Math.round(checkedCase / rateCount * 100) + '%';
+
+    return {
+        html: checkedSummary.replace('%total%', checkedTotal).replace('%estimate%', checkedEstimate.toFixed(1)).replace('%rate%', rate)
+    };
+}
+
+/**
+ * 生成列表的排序链接。
+ * Create sort link for table.
+ *
+ * @param  object col
+ * @access public
+ * @return string
+ */
+window.createSortLink = function(col)
+{
+    var sort = col.name + '_asc';
+    if(sort == orderBy) sort = col.name + '_desc';
+    return sortLink.replace('{orderBy}', sort);
+}
+
+/**
+ * 移除关联的需求。
+ * Remove linked story.
+ *
+ * @param  int    storyID
+ * @access public
+ * @return void
+ */
+window.unlinkStory = function(storyID)
+{
+    if(window.confirm(confirmUnlinkStory))
+    {
+        $.ajaxSubmit({url: unlinkStoryUrl.replace('%s', storyID)});
+    }
+}
diff --git a/module/release/ui/view.html.php b/module/release/ui/view.html.php
index 0bc86a2c4b..55a5b22c5b 100644
--- a/module/release/ui/view.html.php
+++ b/module/release/ui/view.html.php
@@ -19,13 +19,21 @@ detailHeader
 );
 
 jsVar('type', $type);
+jsVar('orderBy', $orderBy);
+jsVar('sortLink', helper::createLink('release', 'view', "releaseID={$release->id}&type={$type}&link={$link}&param={$param}&orderBy={orderBy}"));
+jsVar('storyCases', $storyCases);
+jsVar('summary', $summary);
+jsVar('checkedSummary', str_replace('%storyCommon%', $lang->SRCommon, $lang->product->checkedSummary));
 
 /* Table data and setting for finished story tab. */
-$storyFootToolbar = array();
-$storyTableData   = initTableData($stories, $config->release->dtable->story->fieldList, $this->release);
+jsVar('confirmUnlinkStory', $lang->release->confirmUnlinkStory);
+jsVar('unlinkStoryUrl', helper::createLink('release', 'unlinkStory', "releaseID={$release->id}&story=%s"));
+$storyTableData = initTableData($stories, $config->release->dtable->story->fieldList, $this->release);
 
 $canBatchUnlinkStory = common::hasPriv('release', 'batchUnlinkStory');
 $canBatchCloseStory  = common::hasPriv('story', 'batchClose');
+
+$storyFootToolbar = array();
 if($canBatchUnlinkStory) $storyFootToolbar['items'][] = array('class' => 'btn primary size-sm batch-btn', 'text' => $lang->release->batchUnlink, 'btnType' => 'primary', 'data-url' => inlink('batchUnlinkStory', "release={$release->id}"));
 if($canBatchCloseStory)  $storyFootToolbar['items'][] = array('class' => 'btn primary size-sm batch-btn', 'text' => $lang->story->batchClose,    'btnType' => 'primary', 'data-url' => createLink('story', 'batchClose', "productID={$release->product}"));
 
@@ -45,7 +53,7 @@ detailBody
                 set::cols(array_values($config->release->dtable->story->fieldList)),
                 set::data($storyTableData),
                 set::checkable(true),
-                //set::sortLink(jsRaw('createSortLink')),
+                set::sortLink(jsRaw('createSortLink')),
                 set::footToolbar($storyFootToolbar),
                 set::footPager(
                     usePager(null, 'storyPager'),
@@ -53,7 +61,7 @@ detailBody
                     set::recTotal($storyPager->recTotal),
                     set::linkCreator(helper::createLink('release', 'view', "releaseID={$release->id}&type={$type}&link={$link}&param={$param}&orderBy={$orderBy}&recTotal={$storyPager->recTotal}&recPerPage={recPerPage}&page={page}"))
                 ),
-                //set::checkInfo(jsRaw('function(checkedIDList){return window.setStatistics(this, checkedIDList);}'))
+                set::checkInfo(jsRaw('function(checkedIDList){return window.setStoryStatistics(this, checkedIDList);}'))
             )
         ),
     )