rem: var offsets = Position.positionedOffset(element); update.style.left = offsets[0] + 'px'; update.style.top  = (offsets[1] + element.offsetHeight) + 'px'; update.style.width = element.offsetWidth + 'px'; 
add: Position.clone(element, update, {setHeight: false, offsetTop: element.offsetHeight}); 
context:     function(element, update){       if(!update.style.position || update.style.position=='absolute') {        update.style.position = 'absolute';        var offsets = Position.positionedOffset(element);        update.style.left = offsets[0] + 'px';        update.style.top  = (offsets[1] + element.offsetHeight) + 'px';        update.style.width = element.offsetWidth + 'px';      }      new Effect.Appear(update,{duration:0.15});    };
meta: 4973	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4973/faf42ec7194ea010e12134860f403e308129b66f/controls.js/clean/src/controls.js