function update_multi(id)
{
	id_select=('');
	for(i=0;i<document.getElementById(id).options.length;i++)
	{
		if(document.getElementById(id).options[i].selected)
		{
			id_select+=(document.getElementById(id).options[i].innerHTML+'<br />');
		}
	}
	document.getElementById(id+'_select').innerHTML=(id_select);
	return (true);
}

function decision(message, url){
	if(confirm(message)) location.href = url;
}