fill a input field with current date

fill_input_date.js

    $(document).ready(function(){

    var fullDate = new Date();
    var twoDigitMonth = (fullDate.getMonth()+1)+"";if(twoDigitMonth.length==1)  twoDigitMonth="0" +twoDigitMonth;
    var twoDigitDate = fullDate.getDate()+"";if(twoDigitDate.length==1) twoDigitDate="0" +twoDigitDate;
    var currentDate = twoDigitDate + "/" + twoDigitMonth + "/" + fullDate.getFullYear();
    $("#datepicker").val(currentDate);

    });