function AddToHidden(node)
                    {moduleId=node.Value.split('|')[1] ;
                    catNames=document.getElementById('parentField' + moduleId);
                        var newValue=';' + node.Value.split('|')[0] + ';';
                        if(node.Checked)
                              {setup.value += newValue;
                               catNames.value=catNames.value+node.Text+';';}
                        else
                             {setup.value = setup.value.replace(newValue,';');
                              catNames.value=';'+catNames.value;
                              catNames.value = catNames.value.replace(';'+node.Text+';',';').replace(';;',';');}
                     }
                    function rootParent()
                    {
                        catNames.value=' ';
                        setup.value=0;
                        treeDisplay('none');
                    }
                    function treeDisplay(sender)
                    {
                        var treeRow=document.getElementById("items"+moduleId);
                        treeRow.style.display=sender;
                    }
                    function changeTree(moduleId)
                    {
                        var treeRow=document.getElementById("items"+moduleId);
                        if(treeRow.style.display=='none')
                            treeRow.style.display='block';
                        else
                            treeRow.style.display='none';
                    }