function changeto(highlightcolor)
{
	source=event.srcElement;
	if (source.tagName=="TR"||source.tagName=="TABLE")
	return
	while(source.tagName!="TD")
	source=source.parentElement;
	if (source.style.backgroundColor!=highlightcolor&&source.id!="ignore")
	source.style.backgroundColor=highlightcolor;
}

function changeback(originalcolor)
{
	if (event.fromElement.contains(event.toElement)||source.contains(event.toElement)||source.id=="ignore")
	return
	if (event.toElement!=source)
	source.style.backgroundColor=originalcolor;
}

function writedesc(desc)
{
	this.document.descform.descrizione.value = desc;
}

function Openwin(Url,Title,Width,Height,Features)
{
	var MyLeft = (screen.width - Width)/2;
	var MyTop = (screen.height - Height)/2;
	window.open (Url,Title,Features + ',width=' + Width + ',height=' + Height + ",screenX=" + MyLeft + ",left=" + MyLeft + ",screenY=" + MyTop + ",top=" + MyTop)
}