pop-up window on load

[Planche]

Hi!
Just wanted to know if any one can help me to the same effect that www.xtrapop.com has on his site, that pop-up window as soon as the index opens??
please help me quick i'm in a worry :/

[JHallam]

its nothing to do with flash, simply JS


http://www.frigginawesome.com/promotion/tools/popupgenerator.htm