Subtract days from a date in JavaScript

Answer 1

var date = new Date();
var day = date.getDate();
var mnth = date.getMonth() + 1;

var fDate = day + '/' + mnth + '/' + date.getFullYear();
document.write('Today is: ' + fDate);
var subDate = date.setDate(date.getDate() - 1);
var todate = new Date(subDate);
var today = todate.getDate();
var tomnth = todate.getMonth() + 1;
var endDate = today + '/' + tomnth + '/' + todate.getFullYear();
document.write('
1 days ago was: ' + endDate );