You need the famous Kangax Prototype cheat sheet. There is a very
handy diagram on the PDF that will help you with this positioning
issue:

http://thinkweb2.com/projects/prototype/prototype-1602-cheat-sheet/


On Apr 26, 5:56 pm, buda <www...@pochta.ru> wrote:
> this gets coordinates in a page but I need to translate them to screen
>
> On 26 апр, 19:35, Diodeus <diod...@gmail.com> wrote:
>
> > I use this: ( fromhttp://www.quirksmode.org/js/findpos.html)
>
> > function findPos(obj) {
> >         //find coordinates of a DIV
> >         var curleft = curtop = 0;
> >         if (obj.offsetParent) {
> >                 curleft = obj.offsetLeft
> >                 curtop = obj.offsetTop
> >                 while (obj = obj.offsetParent) {
> >                         curleft += obj.offsetLeft
> >                         curtop += obj.offsetTop
> >                 }
> >         }
> >         return [curleft,curtop];
>
> > }
>
> > myPos = findPos($('someDIV'))
> > alert(myPos[0] + ", " myPos[1])
>
> > On Apr 25, 7:02 am, buda <www...@pochta.ru> wrote:
>
> > > I have a problem with keydown event - event.screenY in the handler
> > > show coordinates inside a form instead of screen so I need to have
> > > absolute coordinates of an element to show popup element under an
> > > element or beneath of it
>
> > > Help me please- Скрыть цитируемый текст -
>
> > - Показать цитируемый текст -
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