编程作品提交框自动增高

app/views/users/new_user_commit_homework.html.erb

@@ -75,6 +75,10 @@
             </div>
             <div class="mt10">
             <%= f.text_area :description, id: 'program-src', class:"InputBox W700 H150", placeholder:"请贴入你的代码", rows: 10 %>
+              <script>
+                  var text = document.getElementById("program-src");
+                  autoTextarea(text);// 调用
+              </script>
             </div>
             <div class="mt10">
               <a href="javascript:void(0);" class="BlueCirBtn fl" data-homework-id="<%=@homework.id%>" data-student-work-id="<%=@student_work.id%>" id="test-program-btn">测试代码</a>

public/javascripts/homework.js

@@ -95,9 +95,9 @@ $(function(){
 
 //发布作业
 
-    $('#program-src').focus(function(){
-        $(this).css('height', '100px');
-    });
+    //$('#program-src').focus(function(){
+    //    $(this).css('height', '100px');
+    //});
     
     var datepickerOptions={dateFormat:'yy-mm-dd',firstDay:0,showWeek:true,showOtherMonths:true,selectOtherMonths:true};