function send()
{
	if ($('send') != undefined)
			$('send').style.display='none';
	if ($('sending') != undefined)
			$('sending').style.display='block';
	
}
function ShowEffect(element)
{
	new Effect.Opacity(element, {duration:0.5, from:0.4, to:1.0});
}

function HideEffect(element)
{
	new Effect.Opacity(element, {duration:0.5, from:1.0, to:0.4});
}