anchor.diff:                      action = ACTION_MOVE;
                       timespanManipulating = thisRef;
                       mouseY = event.pageY;
  +                    jQueryObject.css("z-index", getZIndex());
                       event.stopPropagation();
                   });
   
                   jQueryObject.css("top", getPixelOffset(startTime));
                   jQueryObject.css("height", getPixelInterval(startTime, endTime));
  +                jQueryObject.css("z-index", getZIndex());
   
                   this.paint = function (y) {
                       var topOffset = jQueryObject.offset().top;
  
positive.code:             function getNewId () {
                  _id++;
                  return "timespan_" + _id;
              }
  
              var test = false;
  
negative.code:         script(type="text/javascript").
  
              var _id = 0;
              var _z_index = 110;
              var mouseY;
  
              function getTimeslotIndex (pixels, $block) {
                  return Math.round((pixels - $block.offset().top) / 32);
              }
  