timer w/min. and seconds.

hey does anybody know how to make a timer with minutes and seconds because im trying to make one with a timer but it is going wacko
the timer is supposed to move the second textnum. but it is moveing the minute textnum TOO fast if it helps i'm using 2 text numbers. heres my code:
...any ideas?

- Code: Select all
if (second.textNumber=second.textNumber=60)
{
minut.textNumber=minut.textNumber+1;
second.textNumber=second.textNumber=00;
}

...any ideas?