* fixed an error of calendar.

docs/views.html

@@ -857,17 +857,6 @@ var events    = calendar.events;    // 获取所有事件对象实例
               </ul>
             </td>
           </tr>
-          <tr>
-            <td><code>clickCell</code></td>
-            <td><code>"clickCell.zui.calendar"</code></td>
-            <td>当点击一个日期单元格时发生</td>
-            <td>
-              <ul>
-                <li><code>event.view</code> 字符串，当前视图名称</li>
-                <li><code>event.date</code> 日期事件对象实例，当前单元格的日期</li>
-              </ul>
-            </td>
-          </tr>
         </tbody>
       </table>
 

src/js/calendar.js

@@ -454,8 +454,8 @@
                     .text(((month === 0 && day === 1) ? (lang.year.format(year) + ' ') : '') + lang.monthNames[month]);
                 $cell.toggleClass('current-month', month === thisMonth);
                 $cell.toggleClass('current', (day === todayDate && month === todayMonth && year === todayYear));
-                $cell.toggleClass('past', printDate < date);
-                $cell.toggleClass('future', printDate > date);
+                $cell.toggleClass('past', printDate < today);
+                $cell.toggleClass('future', printDate > today);
                 $day.find('.events').empty();
 
                 printDate.addDays(1);