[YuriiZelenev]

2Nox Nocits: i ne v lom tebe specalno dlya "nih" na poisk najimat' i temi prosmatrivat', link davat' kajdii raz? Tut-je vsevo 2 strochki nujno dlya otveta...

2robotech:
Mojno tak:

var myNum=0.54321;
trace(String(myNum).substr(0,String(myNum).lastIndexOf('.'))+String(myNum).substr(String(myNum).lastIndexOf('.'),3+1));

nu luchshe tak:

var myNum=0.54321,s=String(myNum),i=s.lastIndexOf('.');
trace(s.substr(0,i)+s.substr(i,3+1));

mojno eshe mnogo kak, no tak ^^^ pomoimu udobnei-effectivnei...