// Calendar
$(function(){
	var dateBefore=null;
	$("#dateInput").datepicker({
		dateFormat: 'yy-mm-dd',
		showOn: 'button',
		buttonImage: 'http://jqueryui.com/demos/datepicker/images/calendar.gif',
		buttonImageOnly: true,
		dayNamesMin: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], 
		monthNamesShort: ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
		changeMonth: true,
		changeYear: true ,
		beforeShow:function(){
			if($(this).val()!=""){
				var arrayDate=$(this).val().split("-");		
				arrayDate[2]=parseInt(arrayDate[2]);
				$(this).val(arrayDate[0]+"-"+arrayDate[1]+"-"+arrayDate[2]);
			}
			setTimeout(function(){
				$.each($(".ui-datepicker-year option"),function(j,k){
					var textYear=parseInt($(".ui-datepicker-year option").eq(j).val());
					$(".ui-datepicker-year option").eq(j).text(textYear);
				});				
			},50);

		},
		onChangeMonthYear: function(){
			setTimeout(function(){
				$.each($(".ui-datepicker-year option"),function(j,k){
					var textYear=parseInt($(".ui-datepicker-year option").eq(j).val());
					$(".ui-datepicker-year option").eq(j).text(textYear);
				});				
			},50);		
		},
		onClose:function(){
			if($(this).val()!="" && $(this).val()==dateBefore){			
				var arrayDate=dateBefore.split("-");
				arrayDate[2]=parseInt(arrayDate[2]);
				$(this).val(arrayDate[0]+"-"+arrayDate[1]+"-"+arrayDate[2]);	
			}		
		},
		onSelect: function(dateText, inst){ 
			dateBefore=$(this).val();
			var arrayDate=dateText.split("-");
			arrayDate[2]=parseInt(arrayDate[2]);
			$(this).val(arrayDate[0]+"-"+arrayDate[1]+"-"+arrayDate[2]);
		}

	});
	
});