js代码

<script type="text/javascript" src="js/bootstrap.min.js"></script>
<script type="text/javascript" src="jquery-range/jquery.range.js"></script>
<script type="text/javascript">
$(document).ready(function(){
	// 下拉选择框
	$('.dropdown-menu li').click(function(){
	  var txt=$(this).text();
	  $(this).parent().prev().find('span').eq(0).text(txt);
	})

	changeY();
	$('.dropdown-menu li').click(function(){
		var name=$('a',this).text();
		$(this).parents('.btn-group').find('.dropdown-toggle span').text(name);
		changeY();
	})

	function changeY(){
		var year=$('#year').text().replace(/[^0-9]/ig,"")
		var month=$('#month').text().replace(/[^0-9]/ig,"")
		var days=totalDays(year, month);
		var dayArr=[];
		for(var i=1;i<=days;i++)
		{
			dayArr.push(i+'号');
		}
		var last=parseInt(dayArr[dayArr.length-1]);
		$('.demo').children().remove();
		var div='<input type="hidden" value="" class="single-slider none">';
		$('.demo').html(div)
		// 
		$('.single-slider').jRange({
		    from:1,
		    to:last,
		    step: 1,
		    scale: dayArr,
		    format: '%s',
		    width:850,
		    showLabels: true,
		    snap: true
		});
	}

	//一个月的总天数
	function totalDays(years,months){
		var d = new Date(years, months, 0);
		return d.getDate();
	}
})
</script>