today=new Date();
function isnArray() {
 for (var i=0;i<isnArray.arguments.length;i++) {
  this[i+1] = isnArray.arguments[i];
  }
 }
var isnMonths=new isnArray("January","February","March","April","May","June","July","August","September","October","November","December");
var isnDays= new isnArray("Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday");
isnDays[0]="Sunday";