anchor.diff:  	</div>
   <!-- MAIN BODY ENDS HERE -->
   </tags:formPanelBox>
  +<div style="display:none">
  +    <div id="chooseCategory">
  +        <chrome:box title="Select Diseases">
  +
  +        <table width="100%" border="0" cellspacing="0" cellpadding="5">
  +        <tr bgcolor="#E4E4E4">
  +            <td align="left" width="25%"><h2 class="title">Disease Site Categories</h2></td>
  +            <td align="left" width="1px"><img src="<c:url value="/images/chrome/spacer.gif" />"></td>
  +            <td align="left" width="25%"><h2 class="title">Disease Site Sub Categories&nbsp;<span style='font-size:12px;'></span></h2></td>
  +            <td align="left" width="1px"><img src="<c:url value="/images/chrome/spacer.gif" />"></td>
  +            <td align="left" width="25%"><h2 class="title">Disease Sites&nbsp;<span style='font-size:12px;'>(Click to add)</span></h2></td>
  +            <td align="left" width="1px"><img src="<c:url value="/images/chrome/spacer.gif" />"></td>
  +            <td align="left" width="25%"><h2 class="title">Selected Disease Sites</h2></td>
  +        </tr>
  +        <tr>
  +            <td align="left" valign="top">
  +                <div style="overflow:auto; height:460px;">
  +                <ul id="categories" class="disease-category">
  +                    <c:forEach var="cat" items="${diseaseSiteCategories}">
  +                    	<c:if test="${fn:length(cat.name) > 30}">
  +                    		<c:set var="catName" value="${fn:substring(cat.name,0,30)}......"> </c:set>
  +                    	</c:if>
  +                        <li id="li_${cat.id}">
  +                        	<a id="category_${cat.id}" onclick='catSel.showLevel1DiseaseSites(${cat.id});' class='disease-category' title="${cat.name}">${fn:length(cat.name) > 30 ? catName : cat.name}</a>
  +                        </li>
  +                    </c:forEach>
  +                </ul>
  +                </div>
  +            </td>
  +            <td align="left" bgcolor="gray"></td>
  +            <td align="left" valign="top">
  +                <div style="overflow:auto; height:460px;">
  +                <ul id="disease-subcategories" class="disease-category"></ul>
  +                </div>
  +            </td>
  +            <td align="left" bgcolor="gray"></td>
  +            <td align="left" valign="top">
  +                <div style="overflow:auto; height:460px;">
  +                <ul id="disease-level3Sites" class="disease-category"></ul>
  +                </div>
  +            </td>
  +            <td align="left" bgcolor="gray"></td>
  +            <td align="left" valign="top">
  +                <div style="overflow:auto; height:460px;">
  +                <ul id="disease-terms" class="disease-category"></ul>
  +                </div>
  +            </td>
  +            <td align="left" bgcolor="gray"></td>
  +            <td align="left" valign="top"><div style="overflow:auto; height:460px;"><ul id="disease-added-terms" class="disease-category"></ul></div></td>
  +        </tr>
  +        <tr>
  +            <td colspan="6" style="text-align:right;">
  +            </td>
  +            <td colspan="1" style="text-align:center;">
  +                    <c:if test="${empty localButtons}">
  +                        <tags:button color="green" value="Add Terms" icon="add" onclick="catSel.finishMultiTermsSelection()" />
  +                    </c:if>
  +            </td>
  +        </tr>
  +        </table>
  +        
  +        </chrome:box>
  +    </div>
  +	</div>
  +<!-- the hidden window for category popup -->
   </c:otherwise>
   </c:choose>
   </body>
  
positive.code: 							}
  							return flag;
  						}
  						
  </script>
  <style>
  
negative.code: 		<div class="label"><fmt:message key="registration.primaryDiseaseSite"/></div>
  		<div class="value">
  			<form:input id="diseaseSite-input" path="studySubject.diseaseHistory.otherPrimaryDiseaseSiteCode" cssClass="autocomplete"/>
  			<form:hidden id="diseaseSite-hidden" path="studySubject.diseaseHistory.icd9DiseaseSite"/>
  			<tags:indicator id="diseaseSite-indicator"/>
  			<div id="diseaseSite-choices" class="autocomplete" style="display: none;"></div>
  			<tags:hoverHint keyProp="studySubject.diseaseSite"/>
  			<tags:button size="small" type="button" color="blue" icon="add" value="Add Disease Site" id="addSingleDiseaseBtn" onclick="$('diseaseIndicator').show();catSel.showCategoryBox();"/>
  			<img id="diseaseIndicator" src="<tags:imageUrl name="indicator.white.gif"/>" alt="Indicator" align="middle" style="display:none"/>
  		</div>
  	</div>
  	<div class="row">
  