jQuery.fn.countDown = function(settings,to) { settings = jQuery.extend({ startFontSize: '20px', endFontSize: '10px', duration: 1000, startNumber: 10, endNumber: 0, callBack: function() { } }, settings); return this.each(function() { //where do we start? if(!to && to != settings.endNumber) { to = settings.startNumber; } //set the countdown to the starting number $(this).text(to).css('fontSize',settings.startFontSize); //loopage $(this).animate({ 'fontSize': settings.endFontSize },settings.duration,'',function() { if(to > settings.endNumber + 1) { $(this).css('fontSize',settings.startFontSize).text(to - 1).countDown(settings,to - 1); }else{ settings.callBack(this); } }); }); };