var myDate = new Date();

function addDays(days) {
	var ms = 24*60*60*1000;
	var nd = new Date(myDate.getTime() + ms*days + ms*.51);
	var st = nd.getMonth() + 1 + "/" + nd.getDate() + "/" + nd.getFullYear();
	return st;
}

function calcDate(form) {
	var m = parseInt(form.lngMonth.options[form.lngMonth.selectedIndex].text) - 1;
	var d = parseInt(form.lngDay.options[form.lngDay.selectedIndex].text);
	var y = parseInt(form.lngYear.options[form.lngYear.selectedIndex].text);
	var newDate = new Date(y,m,d);
	myDate = newDate;
	form.wyear.value = newDate.getFullYear();
	form.wmonth.value = newDate.getMonth() + 1;
	form.wday.value = newDate.getDate();
	form.d730.value = addDays(-730);
	form.d365.value = addDays(-365);
	form.d180.value = addDays(-180);
	form.d90.value = addDays(-90);
	form.d60.value = addDays(-60);
	form.d30.value = addDays(-30);
}

function showYears(){
	var dtmdate = new Date();
	var year = dtmdate.getFullYear();
	for (i = year; i < year + 11; i++) {
		document.write ("<option>" + i + "</option>");
	}
}

function showDays(){
	for (i = 1; i < 32; i++) {
		document.write ("<option>" + i + "</option>");
	}
}

function showMonths(){
	for (i = 1; i < 13; i++) {
		document.write ("<option>" + i + "</option>");
	}
}

function setFocus(form) {
	document.forms[0].lngMonth.focus();
}