addLeadZeros(num:Number, totalSpaces:Number, addComma:Boolean):String
addLeadZeros EXAMPLE
Number : 51112211.45 … addLeadZeros(Number, 8, true) : 51,112,211.45
Number : 12 … addLeadZeros(Number, 4, false) : 0012
Number : 133.525 … addLeadZeros(Number, 6, true) : 000,133.525
Number : 7 … addLeadZeros(Number, 12, true) : 000,000,000,007
