function MakeArray(n) {
this.length = n;
for (var i = 1; i <=n; i++) {
this[i] = 0;
}
}
//Initialize Days of Week Array
days = new MakeArray(7);
days[0] = "Saturday";
days[1] = "Sunday";
days[2] = "Monday";
days[3] = "Tuesday";
days[4] = "Wednesday";
days[5] = "Thursday";
days[6] = "Friday";
//Initialize Months Array
months = new MakeArray(12);
months[1] = "January";
months[2] = "February";
months[3] = "March";
months[4] = "April"; 
months[5] = "May";
months[6] = "June";
months[7] = "July";
months[8] = "August";
months[9] = "September";
months[10] = "October";
months[11] = "November";
months[12] = "December";
//Day of Week Function
function compute(gun,ay,yil) {
var val1 = parseInt(gun, 10);
if ((val1 < 0) || (val1 > 31)) {
alert("There is no such day");
}
var val2 = parseInt(ay, 10);
if ((val2 < 0) || (val2 > 12)) {
alert("There is no such month");
} 
var val2x = parseInt(ay, 10);
var val3 = parseInt(yil, 10);
if (val3 < 1900) {
alert("Please enter a year bigger then 1900!");
}
if (val2 == 1) {
val2x = 13;
val3 = val3-1;
}
if (val2 == 2) {
val2x = 14;
val3 = val3-1;
}
var val4 = parseInt(((val2x+1)*3)/5, 10);
var val5 = parseInt(val3/4, 10);
var val6 = parseInt(val3/100, 10);
var val7 = parseInt(val3/400, 10);
var val8 = val1+(val2x*2)+val4+val3+val5-val6+val7+2; 
var val9 = parseInt(val8/7, 10);
var val0 = val8-(val9*7);
document.write(gun+" "+months[val2]+" "+yil+", "+days[val0]);
}