javascript - Chrome not displaying the image drawn on the canvas -


i trying display objects drawn on canvas. works fine in firefox in chrome image drawn under canvas.

in case there image on top of canvas on trying draw shapes.

please help.

   <script>     var oimagebuffer = document.createelement('img');       $(document).ready(function() {         document.getelementbyid("semiautoadjustments").style.visibility = "hidden";         checkprogress();          setcanvas("imageresultscanvas");          canvasutils.imagebuffer = oimagebuffer;         canvasutils.urlprefix = "${ctx}/project/image?id=";         canvasutils.longaxis = 440;         canvasutils.shortaxis = 330;          populaterecipes();          changecanvasimage("${selectedimageid}");                            instantiateprocessedimage();          setprocessedimage(m_oprocessedimage);         repaintcanvas();     });      function instantiateprocessedimage()     {         <c:if test="${not empty selectedprocessimage.toogleprocessedimage}">              var l_limageid = "${selectedprocessimage.toogleprocessedimage.imageid}";           var imagename = "${selectedprocessimage.toogleprocessedimage.imagename}";              var i=0;var d=0;               m_oprocessedimage = new processedimage();           m_oprocessedimage.imageid = l_limageid;            var l_ajsmeasurements = new array();            <c:foreach var="measitem" varstatus="status" items="${selectedprocessimage.toogleprocessedimage.measurements}">                  var l_omeasurement = new measurement();                  l_omeasurement.name = "${measitem.name}";                  l_omeasurement.value = ${measitem.value};                  l_omeasurement.definingpoints = new array();                  <c:foreach var="definingpointsitem" varstatus="cnt" items="${measitem.definingpoints}">                       l_omeasurement.definingpoints[${cnt.index}] = new pixel();                      l_omeasurement.definingpoints[${cnt.index}].x = ${definingpointsitem.x};                      l_omeasurement.definingpoints[${cnt.index}].y = ${definingpointsitem.y};                  </c:foreach>                  l_ajsmeasurements.push(l_omeasurement);                  </c:foreach>                m_oprocessedimage.measurements = l_ajsmeasurements;              var l_ajsmeasurementboxes = new array();          <c:foreach var="measboxitem" varstatus="meanboxcnt" items="${selectedprocessimage.toogleprocessedimage.measuredboxes}">                   var l_omeasuredimagebox = new measuredimagebox();                  l_omeasuredimagebox.region = new box();                 l_omeasuredimagebox.region.ul = new pixel();                 l_omeasuredimagebox.region.lr = new pixel();                 l_omeasuredimagebox.region.ul.x = ${measboxitem.region.ul.x};                 l_omeasuredimagebox.region.ul.y = ${measboxitem.region.ul.y};                 l_omeasuredimagebox.region.lr.x = ${measboxitem.region.lr.x};                 l_omeasuredimagebox.region.lr.y = ${measboxitem.region.lr.y};                  l_omeasuredimagebox.layerbottoms = ${measboxitem.layerbottoms};                   l_omeasuredimagebox.measurements = new array();                   <c:foreach var="measfrommeasboxitem" varstatus="measfrommeasboxitemcnt" items="${selectedprocessimage.toogleprocessedimage.measuredboxes[meanboxcnt.index].measurements}">                       var l_omeasurement = new measurement();                      l_omeasurement.name = "${measfrommeasboxitem.name}";                      l_omeasurement.value = ${measfrommeasboxitem.value};                      l_omeasurement.definingpoints = new array();                      <c:foreach var="measdefptsfrommeasboxitem" varstatus="measdefptsfrommeasboxitemcnt" items="${measfrommeasboxitem.definingpoints}">                          l_omeasurement.definingpoints[${measdefptsfrommeasboxitemcnt.index}] = new pixel();                         l_omeasurement.definingpoints[${measdefptsfrommeasboxitemcnt.index}].x = ${measdefptsfrommeasboxitem.x};                         l_omeasurement.definingpoints[${measdefptsfrommeasboxitemcnt.index}].y = ${measdefptsfrommeasboxitem.y};                     </c:foreach>                     l_omeasuredimagebox.measurements.push(l_omeasurement);                  </c:foreach>                  l_ajsmeasurementboxes.push(l_omeasuredimagebox);               </c:foreach>              m_oprocessedimage.measuredboxes = l_ajsmeasurementboxes;          </c:if>      }      function processedimagefromdto(p_oprocessimagedto) {         var l_oprocessedimage = new processedimage();         l_oprocessedimage.measuredboxes = new array();         (var ibox=0; ibox<p_oprocessimagedto.measurementlist.length; ++ibox) {          }           return l_oprocessedimage;     }      function getresults4image(obj)     {         //alert(obj.id);         var imageid = obj.id;         //get selected recipe name         var l_iselectedrecipeindex = document.getelementbyid("recipenameoptionscb").selectedindex         var recipename = document.getelementbyid("recipenameoptionscb").children[l_iselectedrecipeindex].text;         //refresh page.         getresults(imageid, recipename);     }         function getresults(imageid, recipename)     {         window.location.href = "${ctx}/viewer/processedimageresults?recipename=" + recipename + "&imageid=" + imageid;      }  </script>


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