trace(DoubleSlice(10.23365658445,3));
function DoubleSlice(number:Number,NumSlice:int):Number
{
var num:Number = number;
var num2:String = String(num);
var dot:int = num2.indexOf('.');
return Number(num2.substr(0,dot)+"."+num2.substr(dot+1,NumSlice));
}









