anchor.diff:                      </span>
                       <s:set name="entryCounter" value="0"/>
                       <s:iterator value="documentBeanList" status="dindex" var="documentBean">
  +                        <a id="D<s:property value='id'/>"></a>
                           <section clas="panel">
                               <header class="panel-heading" id="basicInfo">
  -                                <a id="D<s:property value='id'/>"></a>
                                   <s:property value="name"/> &nbsp;&nbsp;&nbsp;
                                   <input type="button" class="btn btn-info" value="全选" id="selectAll${documentBean.id}"/>
                                   <input type="button" class="btn btn-info" value="全不选" id="unSelect${documentBean.id}"/>
  
positive.code:                                     <fieldset>
                                          <legend><h5>主元素</h5></legend>
                                          <s:iterator value="entryBeanList" status="eindex" var="entryBeanList">
                                              <s:if test="#entryBeanList.subElementType==0">
                                                  <s:set value="false" name="checkedDocumentEntry"/>
                                                  <s:iterator value="study.studyDocumentBeanList" var="studyDocumentBean">
                                                      <s:if test="%{documentId == #documentBean.id}">
  
negative.code:                                         <fieldset style="background-color:#ddddd8">
                                              <legend><h5>子元素</h5></legend>
                                              <s:iterator value="entryBeanList" status="eindex" var="entryBeanList">
                                                  <s:if test="#entryBeanList.subElementType!=0 && #entryBeanList.subElementType!=5">
                                                      <s:set value="false" name="checkedDocumentEntry"/>
                                                      <s:iterator value="study.studyDocumentBeanList"
                                                                  var="studyDocumentBean">
  