//
// Make a popup window.
//
function popup(url, width, height)      {
        window.open( url, "", "width=" + width + ",height=" + height + ",status=1,menubar=0,scrollbar=1,toolbar=0");
}

//
// Double-check before form submission.
//
function myConfirm(message)     {
        return(confirm(message));
}

//
// To obey the mapquest linking restrictions,
// we close the event window and load their site
// in the main window.
//
function map(what)	{
	opener.location = what; 
	window.close();
}

//
// Make the repeat table row visible.
//
function showRepeat()	{
	x = document.getElementById('endtime');
	y = document.getElementById('repeat-select');
	
	if( y.selectedIndex == 0)	{
		x.className = 'repeat-until';
	} else {
		x.className = 'repeat-until-visible';
	}
}