String.prototype.reverse = function(){
splitext = this.split("");
revertext = splitext.reverse();
reversed = revertext.join("");
return reversed;
}

String.prototype.numberFormat = function(){
reversedText = this.reverse();
reversedText = reversedText.replace(/(\d{3})(?=\d)/g, "$1,");
normalText = reversedText.reverse();
return normalText;
}

String.prototype.stripCommas = function(){
return this.replace(/,/g,"");
}