Round any number and return with or without label

roundnumbers.js

/* PARAMS:
   number = the raw number, it can be a string
   decimaloutput = the number of decimal points you want it to return
   label = optional param, the label you want returned at the end like 'thousand'
*/ 

function roundNumber(number, decimaloutput, label){
     var n = parseInt(number),
     s = n.toString(),
     c = s.length - 1,
     d = Math.pow(10, c),
     f = n/d;

     var output = (label == undefined) ? f.toFixed(decimaloutput) : f.toFixed(decimaloutput) + ' ' + label;
     return output;
}