var popUp; 

function OpenCalendar(path, formName, idname, postBack)
{
	var v;
	eval('v = document.' + formName + '.' + idname + '.value');
	popUp = window.open(path + 'Calendar.aspx?formname=' + formName + 
		'&id=' + idname + '&selected=' + v + '&postBack=' + postBack, 
		'popupcal',
		'width=165,height=220,left=200,top=250');
}

function SetDate(formName, id, newDate, postBack)
{
	eval('var theform = document.' + formName + ';');
	popUp.close();
	theform.elements[id].value = newDate;
	if (postBack);
//		__doPostBack(id,'');
}