function show_menue(obj) {
	submenue=obj.parentNode.getElementsByTagName("div")[0];
	if (submenue) {
	submenue.style.display="inline";
	var leftpos=obj.offsetLeft;
	var menuewidth=submenue.offsetWidth;
	if (leftpos+menuewidth+9 > 765) {
	deltaleft=765-menuewidth;
	} else {
	deltaleft=leftpos+9;
	}
	submenue.style.left=deltaleft+"px";
	}
}    

function hide_menue(obj) {
	submenue=obj.parentNode.getElementsByTagName("div")[0];
	if (submenue) {
	submenue.style.display="none";
	}
}

function keep_sub(obj) {
	obj.style.display="inline";
}

function close_sub(obj) {
	obj.style.display="none";
}