Vbscript-to-javascript functions (Turn)

FormatNumber (Expression, Numdigitsafterdecimal, IncludeLeadingDigit,
UseParensForNegativeNumbers, GroupDigits)
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function FormatNumber (num,decimalnum,bolleadingzero,bolparens,bolcommas)
/**********************************************************************
In:
Num-the number to format
Decimalnum-the number of decimal places to format the number to
Bolleadingzero-true/false-display a leading zero for
Numbers between-1 and 1
Bolparens-true/false-use parenthesis around negative numbers
Bolcommas-put commas as number separators.

RETVAL:
The formatted number!
**********************************************************************/
{
if (isNaN (parseint (num)) return "NaN";
var tmpnum = num;
var isign = num < 0?        -1:1; Get Sign of number

Adjust number so specified number of numbers
The decimal point are shown.
Tmpnum *= Math.pow (10,decimalnum);
Tmpnum = Math.Round (Math.Abs (Tmpnum))
Tmpnum/= Math.pow (10,decimalnum);
Tmpnum *= isign; Readjust for sign