* fixed error for ie8.

* ajusted style of 'task/recordestimate'.
 * fixed style of 'tree/browse' for ie8-11.

module/task/view/editestimate.html.php

@@ -21,7 +21,6 @@
       <small class='text-muted'><?php echo html::icon($lang->icons['edit']);?></small>
     </div>
   </div>
-
   <form class='form-condensed' method='post' target='hiddenwin' <?php if($estimate->isLast) echo "onsubmit='return confirmLeft();'"?>>
     <table class='table table-form'>
       <tr>