Print Friendly Javascript (JS) Date - Leading Zeros

months.js

var mL = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
var mS = ['Jan', 'Feb', 'March', 'April', 'May', 'June', 'July', 'Aug', 'Sept', 'Oct', 'Nov', 'Dec'];

console.log(mL[2]); // March
console.log(mL[7]); // Aug

prettyDate.js

var MyDate = new Date();
var MyDateString = ('0' + (MyDate.getMonth()+1)).slice(-2) + '/'
             + ('0' + MyDate.getDate()).slice(-2) + '/'
             + MyDate.getFullYear();

quarter.js

var newyears = new Date("2014",0,1);
var month1 =newyears.getMonth();
var month2 =newyears.getMonth()+1;
var month3 =newyears.getMonth()+2;
var month4 =newyears.getMonth()+3;
var month5 =newyears.getMonth()+4;
var month6 =newyears.getMonth()+5;
var month7 =newyears.getMonth()+6;
var month8 =newyears.getMonth()+7;
var month9 =newyears.getMonth()+8;
var month10 =newyears.getMonth()+9;
var month11 =newyears.getMonth()+10;
var month12 =newyears.getMonth()+11;


var quarter1 = Math.floor((month1 + 3) / 3);
var quarter2 = Math.floor((month2 + 3) / 3);
var quarter3 = Math.floor((month3 + 3) / 3);
var quarter4 = Math.floor((month4 + 3) / 3);
var quarter5 = Math.floor((month5 + 3) / 3);
var quarter6 = Math.floor((month6 + 3) / 3);
var quarter7 = Math.floor((month7 + 3) / 3);
var quarter8 = Math.floor((month8 + 3) / 3);
var quarter9 = Math.floor((month9 + 3) / 3);
var quarter10 = Math.floor((month10 + 3) / 3);
var quarter11 = Math.floor((month11 + 3) / 3);
var quarter12 = Math.floor((month12 + 3) / 3);

console.log("Month\t"+"getMonth()\t"+"quarter");
console.log("---------  ----------  -------");
console.log("January\t\t\t"+month1+"\t\t"+quarter1);
console.log("February\t\t"+month2+"\t\t"+quarter2);
console.log("March\t\t\t"+month3+"\t\t"+quarter3);
console.log("April\t\t\t"+month4+"\t\t"+quarter4);
console.log("May\t\t\t\t"+month5+"\t\t"+quarter5);
console.log("June\t\t\t"+month6+"\t\t"+quarter6);
console.log("July\t\t\t"+month7+"\t\t"+quarter7);
console.log("August\t\t\t"+month8+"\t\t"+quarter8);
console.log("September\t\t"+month9+"\t\t"+quarter9);
console.log("October\t\t\t"+month10+"\t\t"+quarter10);
console.log("November\t\t"+month11+"\t\t"+quarter11);
console.log("December\t\t"+month12+"\t\t"+quarter12);

// Month      getMonth()  quarter
// ---------  ----------  -------
// January         0         1
// February        1         1
// March           2         1
// April           3         2
// May             4         2
// June            5         2
// July            6         3
// August          7         3
// September       8         3
// October         9         4
// November       10         4
// December       11         4

yesterday.js

var yesterday = new Date()
yesterday.setDate(yesterday.getDate() - 1);

var year = yesterday.getFullYear();
var month = yesterday.getMonth();
var day = yesterday.getDate();