* finish task #763.

module/task/lang/en.php

@@ -45,6 +45,8 @@ $lang->task->leftAB         = 'Left';
 $lang->task->consumed          = 'Consumed';
 $lang->task->consumedAB        = 'Use';
 $lang->task->hour              = 'Hour';
+$lang->task->estimateStartDate = 'Start date';
+$lang->task->actualStartDate   = 'Actual start';
 $lang->task->deadline          = 'Deadline';
 $lang->task->deadlineAB        = 'Deadline';
 $lang->task->status            = 'Status';

module/task/lang/zh-cn.php

@@ -45,6 +45,8 @@ $lang->task->leftAB         = '剩';
 $lang->task->consumed          = '已经消耗';
 $lang->task->consumedAB        = '耗';
 $lang->task->hour              = '小时';
+$lang->task->estimateStartDate = '开始日期';
+$lang->task->actualStartDate   = '实际开始';
 $lang->task->deadline          = '截止日期';
 $lang->task->deadlineAB        = '截止';
 $lang->task->status            = '任务状态';

module/task/view/create.html.php

@@ -62,6 +62,10 @@ $(function()
       <th class='rowhead'><?php echo $lang->task->estimate;?></th>
       <td><?php echo html::input('estimate', '', "class='text-3'") . $lang->task->hour;?></td>
     </tr>
+    <tr>
+      <th class='rowhead'><?php echo $lang->task->estimateStartDate;?></th>
+      <td><?php echo html::input('estimateStartDate', '', "class='text-3 date'");?></td>
+    </tr>
     <tr>
       <th class='rowhead'><?php echo $lang->task->deadline;?></th>
       <td><?php echo html::input('deadline', '', "class='text-3 date'");?></td>

module/task/view/edit.html.php

@@ -83,6 +83,10 @@
       <fieldset>
         <legend><?php echo $lang->task->legendEffort;?></legend>
         <table class='table-1'> 
+          <tr>
+            <th class='rowhead'><?php echo $lang->task->estimateStartDate;?></th>
+            <td><?php echo html::input('estimateStartDate', $task->actualStartDate, "class='text-1 date'");?></td>
+          </tr>  
           <tr>
             <th class='rowhead'><?php echo $lang->task->deadline;?></th>
             <td><?php echo html::input('deadline', $task->deadline, "class='text-1 date'");?></td>

module/task/view/start.html.php

@@ -14,6 +14,10 @@
 <form method='post' target='hiddenwin'>
   <table class='table-1'>
     <caption><?php echo $task->name;?></caption>
+    <tr>
+      <th class='rowhead'><?php echo $lang->task->estimateStartDate;?></th>
+      <td><?php echo html::input('actualStartDate', helper::now(), "class='text-3'");?></td>
+    </tr>  
     <tr>
       <th class='rowhead'><?php echo $lang->task->consumed;?></th>
       <td><?php echo html::input('consumed', $task->consumed, "class='text-3'") . $lang->task->hour;?></td>

module/task/view/view.html.php

@@ -136,6 +136,10 @@
       <fieldset>
         <legend><?php echo $lang->task->legendEffort;?></legend>
         <table class='table-1'> 
+          <tr>
+            <th class='rowhead'><?php echo $lang->task->estimateStartDate;?></th>
+            <td> <?php echo strtotime($task->actualStartDate) ? substr($task->actualStartDate, 0, 10) : substr($task->estimateStartDate, 0, 10); ?> </td>
+          </tr>  
           <tr>
             <th class='rowhead'><?php echo $lang->task->deadline;?></th>
             <td>