function loadDate()
{
    MonHead = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];

    //var y = new Date().getFullYear();
    var yidx=0;
    
    for (var i = 1930; i < 2000; i++)
    {
	    $("year")[yidx]=new Option(i,i);
	    yidx++;
    }
    
    var midx=0;
    for (var i = 1; i < 13; i++)
    {
	    $("month")[midx]=new Option(i,i);
	    midx++;
    }
    
    $("year").value = 1980;
    //$("MM").value = new Date().getMonth() + 1;
    //var n = MonHead[new Date().getMonth()];
    //if (new Date().getMonth() ==1 && IsPinYear(YYYYvalue)) n++;
    writeDay(31);
    //$("DD").value = new Date().getDate();
    $("day").value = 1;

}

function MMDD(str)
{
    MonHead = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];

    var YYYYvalue = $("year").options[$("year").selectedIndex].value;
    var n = MonHead[str - 1];
    if (str ==2 && IsPinYear(YYYYvalue)) n++;
    
    writeDay(n)
}

function writeDay(n)
{
    for (var i=1; i<n+1; i++)
    {
	    $("day")[i-1]=new Option(i,i);
    }

    var len=$("day").length;
    
    for(var k=len-1; k>n-1;k--)
    {
	    $("day")[k]=null;
    }
}

function IsPinYear(year)
{ return(0 == year%4 && (year%100 !=0 || year%400 == 0))}