Javascript String replaceNbsp()

//Write a function that replaces non breaking white-spaces in a text with  

var text = 'Write a&nbspfunction&nbspthat&nbspreplaces non breaking&nbsp&nbspwhite-spaces in a&nbsptext with&nbsp.';

String.prototype.replaceNbsp = function () {
    return this.replace(/&nbsp/g, ' ');
}

console.log(text.replaceNbsp());/*from   w w  w. j a v a  2s  .c om*/