function controlla_accesso()
{
	obj = document.getElementsByName('username').item(0) ;
	if(obj.value == '' || obj.value == null)
	{
		alert('Inserire l\'username!') ;
		obj.focus() ;
		return false ;
	}
	obj = document.getElementsByName('password').item(0) ;
	if(obj.value == '' || obj.value == null)
	{
		alert('Inserire la password!') ;
		obj.focus() ;
		return false ;
	}
}
function apri_login_box()
{
	form= "<div class=\"acc\"><ul><li><label for=\"username\"><span>nome utente:</span></label><input class=\"input_text\" type=\"text\" name=\"username\" value=\"\" id=\"use_idr\" size=\"30\" /></li><li><label for=\"psw\">password:</label><input name=\"password\" class=\"input_text\" type=\"password\" value=\"\" id=\"psw\" size=\"30\" /></li><li class=\"autologin\">collegami in automatico ad ogni visita</li><li><input type=\"checkbox\" name=\"autologin\" /></li><li class=\"tasti\"><input type=\"submit\" class=\"tasto_login\" value=\"Accedi\" onclick=\"return controlla_accesso()\" title=\"login\" name=\"login\"/></ul></div>";
	document.getElementById("accedi").innerHTML = form;
}
function apri_login_box_en()
{
	form= "<div class=\"acc\"><ul><li><label for=\"username\"><span>username:</span></label><input class=\"input_text\" type=\"text\" name=\"username\" value=\"\" id=\"use_idr\" size=\"30\" /></li><li><label for=\"psw\">password:</label><input name=\"password\" class=\"input_text\" type=\"password\" value=\"\" id=\"psw\" size=\"30\" /></li><li class=\"autologin\">link automatically each visit</li><li><input type=\"checkbox\" name=\"autologin\" /></li><li class=\"tasti\"><input type=\"submit\" class=\"tasto_login\" value=\"Enters\" onclick=\"return controlla_accesso()\" title=\"login\" name=\"login\"/></ul></div>";
	document.getElementById("accedi").innerHTML = form;
}