* Finish task #41688.

module/task/js/editestimate.js

@@ -2,3 +2,7 @@ function confirmLeft()
 {
     if($('#left').val() === '0') return confirm(confirmRecord);
 }
+$(function()
+{
+    $('.form-date').datetimepicker('setEndDate', today);
+})

module/task/view/editestimate.html.php

@@ -13,6 +13,7 @@
 <?php include '../../common/view/header.html.php';?>
 <?php include '../../common/view/datepicker.html.php';?>
 <?php js::set('confirmRecord', $lang->task->confirmRecord);?>
+<?php js::set('today', helper::today());?>
 <div id='mainContent' class='main-content'>
   <div class='center-block mw-600px'>
     <div class='main-header'>
@@ -22,7 +23,7 @@
       <table class='table table-form'>
         <tr>
           <th class='w-80px'><?php echo $lang->task->date;?></th>
-          <td class='w-p45'><?php echo html::input('date', $estimate->date, 'class="form-control form-date"');?></td>
+          <td class='w-p45'><?php echo html::input('date', $estimate->date, 'class="form-control form-date" readonly');?></td>
           <td></td>
         </tr>  
         <tr>