javascript实现的listview效果

                      style.width = _width;
                      style.height = _height;
                      style.overflow = 'hidden';
                }
                return _itemPanel;
           })(this.box.style.width, parseInt(this.box.style.height) - this.headerHeight);
           this.rowItemPanel.appendChild(this.dataPanel = (function() {
                var  _dataPanel = document.createElement('NOBR');
                with (_dataPanel) {
                      style.cursor = 'default';
                      attachEvent('onclick', function() {
                          document.selection.empty();
                      });
                      attachEvent('onselectstart', function() {
                          document.selection.empty();
                      });
                }
                return _dataPanel;
           })());
           this.dataPanel.appendChild(this.tempSeparate = (function(_height) {
                var _tempSeparate = document.createElement('SPAN');