javascript count-up script

[gowtham]

I need a javascript that does that following. its pretty simple for someone whos good at javascript, but i dont know anything bout it. so plsssss gimme a script that does this--- tnx.


REQUIREMENT
Exact same as on gmail.com where the space usage number (X) is constantly increasing every (Y) seconds by (Z) amount.

X: I can set in script from which number to start counting from.
Y: I can set in script. EG: 0.4 seconds, 1 second, 1.2 seconds.
Z: I can set in script. EG: Increment by every 0.004 OR 1.2 OR 0.13.

[gowtham]

thanks in advance. pls hurry up!!!

[gowtham]

anyone there???????pls???????