function myPopDateTime(dayField, monthField, yearField) {
  		var thisDay="";
  		var thisMonth="";
  		var thisYear="";
  		var thisDay=document.all[dayField].options[document.all[dayField].selectedIndex].value;
		if (thisDay == "") {
			rightNow=new Date();
			thisDay = rightNow.getDate();
		}
		var thisMonth=document.all[monthField].options[document.all[monthField].selectedIndex].value;
		if (thisMonth == "") {
			rightNow=new Date();
			thisMonth = rightNow.getMonth()+1;
		}
		var thisYear=document.all[yearField].options[document.all[yearField].selectedIndex].value;
		if (thisYear == "") {
			rightNow=new Date();
			thisYear = rightNow.getYear();
		}
		var thisDate = thisDay + "/" + thisMonth + "/" + thisYear;
		show_calendar('myForm.'+dayField,'myForm.'+monthField,'myForm.'+yearField,thisDate,'javascript/popDateTime/');
	}