javascript的日期问题,帮帮忙呀!

Question

搞这么长，精简一下再贴出来。再说也没有几个用asp的

Answer 1

function returnday()
{
var mon = Month.selectedIndex + 1;
var year = Year.value;
window.returnValue=year+'-'+mon+'-'+selected_day;
//window.close();
}
--->>>>>
function returnday()
{
var mon = Month.selectedIndex + 1;
var year = Year.value;
window.returnValue=new Date(year+'/'+mon+'/'+selected_day).getDay();
//window.close();
}