Countdown-JS

(function($) {
  $.fn.countdown = function(options, callback) {

		//custom 'this' selector
		thisEl = $(this);

		//array of custom settings
		var settings = { 
			'date': null,
			'format': null
		};

		//append the settings array to options
		if(options) {
			$.extend(settings, options);
		}
		
		//main countdown function
		function countdown_proc() {
			
			eventDate = Date.parse(settings['date']) / 1000;
			currentDate = Math.floor($.now() / 1000);
			
			if(eventDate <= currentDate) {
				callback.call(this);
				clearInterval(interval);
			}
			
			seconds = eventDate - currentDate;
			
			days = Math.floor(seconds / (60 * 60 * 24)); //calculate the number of days
			seconds -= days * 60 * 60 * 24; //update the seconds variable with no. of days removed
			
			hours = Math.floor(seconds / (60 * 60));
			seconds -= hours * 60 * 60; //update the seconds variable with no. of hours removed
			
			minutes = Math.floor(seconds / 60);
			seconds -= minutes * 60; //update the seconds variable with no. of minutes removed
			
			//conditional Ss
			if (days == 1) { thisEl.find(".timeRefDays").text("dag"); } else { thisEl.find(".timeRefDays").text("dage"); }
			if (hours == 1) { thisEl.find(".timeRefHours").text("time"); } else { thisEl.find(".timeRefHours").text("Timer"); }
			if (minutes == 1) { thisEl.find(".timeRefMinutes").text("Minut"); } else { thisEl.find(".timeRefMinutes").text("Minutter"); }
			if (seconds == 1) { thisEl.find(".timeRefSeconds").text("Sekund"); } else { thisEl.find(".timeRefSeconds").text("Sekunder"); }
			
			//logic for the two_digits ON setting
			if(settings['format'] == "on") {
				days = (String(days).length >= 2) ? days : "0" + days;
				hours = (String(hours).length >= 2) ? hours : "0" + hours;
				minutes = (String(minutes).length >= 2) ? minutes : "0" + minutes;
				seconds = (String(seconds).length >= 2) ? seconds : "0" + seconds;
			}
			
			//update the countdown's html values.
			if(!isNaN(eventDate)) {
				thisEl.find(".days").text(days);
				thisEl.find(".hours").text(hours);
				thisEl.find(".minutes").text(minutes);
				thisEl.find(".seconds").text(seconds);
			} else { 
				alert("Invalid date. Here's an example: 12 Tuesday 2012 17:30:00");
				clearInterval(interval); 
			}
		}
		
		//run the function
		countdown_proc();
		
		//loop the function
		interval = setInterval(countdown_proc, 1000);
		
	}
}) (jQuery);

gistfile1.js

<script>
  $(document).ready(function(){
	  $("#countdown").countdown({
		  date: "<?php $tomorrow = strtotime('tomorrow 12pm'); echo date( 'd F Y H:i:s', $tomorrow ); ?>",
			format: "on"
		}
	});
</script>

/**

• Convert date function
  */
  $select.convert = function(diff,maxdate){

var cxx = $select.data.interger.seconds,
    ccs = $select.data.interger.intervale*cxx,
    cnm = $select.data.interger.hoursandmins*$select.data.interger.intervale,
    crh = $select.data.interger.hoursandmins*$select.data.interger.hoursandmins*$select.data.interger.intervale,
    cyd = $select.data.interger.hoursandmins*$select.data.interger.hoursandmins*$select.data.interger.intervale*$select.data.interger.days,
     


 daysmax = [(((diff%(cyd))%(crh))%(cnm))/ccs,((diff%(cyd))%(crh))/(cnm)*cxx,(diff%(cyd))/(crh)*cxx,diff/(cyd)*cxx],
 hoursmax = [((diff%(crh))%(cnm))/ccs,(diff%(crh))/(cnm)*cxx,diff/(crh)*cxx],
 minutesmax = [(diff%(cnm))/ccs,diff/(cnm)*cxx],  
 secondsmax = [diff/ccs],  
    //console.log(daysmax);
    convert = (maxdate=='days') ? daysmax
   : (maxdate=='hours') ? hoursmax
   : (maxdate=='minutes') ? minutesmax
   : (maxdate=='seconds') ? secondsmax
   :              false;
 
return convert;
    }