jquery 日期分离成年月日的代码

function bh_LoadViewState(){ 
var v=$("#hBirthday").val(); 
if(v=="")return; 
var birthday=new Date(Date.parse(v.replace(/-/g, '/'))) 
$("#ddlYear").val(birthday.getFullYear()); 
$("#ddlMonth").val(birthday.getMonth()+1); 
bh_setDayCount(); 
$("#ddlDay").val(birthday.getDate()); 
}