anchor.diff:                                  <a href="#" class="btn btn-success" id="uploadBtn2">
                                       <c:if test="${empty hp.imageUrl2}">
                                       <img  id="image2"  style="width:100px"
  -                                    src="resources/images/app/defaultThumb.jpg"/>
  +                                    src="resources/images/app/defaultThumb.png"/>
                                       <input type="hidden" id="imageUrl2" name="imageUrl2">
                                       </c:if>
   
  
positive.code:                                 <a href="#" class="btn btn-success" id="uploadBtn3">
                                      <c:if test="${empty hp.imageUrl3}">
                                      <img  id="image3"  style="width:100px"
                                      src="resources/images/app/defaultThumb.jpg"/>
                                      <input type="hidden" id="imageUrl3" name="imageUrl3">
                                      </c:if>
  
  
negative.code:                                 <a href="#" class="btn btn-success" id="uploadBtn1">
                                      <c:if test="${empty hp.imageUrl1}">
                                      <img  id="image1"  style="width:100px"
                                      src="resources/images/app/defaultThumb.png"/>
                                      <input type="hidden" id="imageUrl1" name="imageUrl1">
                                      </c:if>
  
  