function change_display(id)
{
	var menu = document.getElementById(id);
	var a360 = document.getElementById('a360');
	if (menu.style.display != 'block')
	{
		menu.style.display = 'block';
		a360.style.display = 'none';
	}
		else
	{
		menu.style.display = 'none';
		a360.style.display = 'block';
	}

	return true;
}

var mouseX;
var mouseY;
var drag_obj;
function aktualisiere_position (e)
{
	if (!e) e = window.event;
	mouseX = (e.pageX||e.clientX);
	mouseY = (e.pageY||e.clientY);
}

document.onmousemove = aktualisiere_position;

function show_data(id)
{
	var data = document.getElementById(id);
	data.style.display = 'block';
	data.style.left = mouseX+'px';
	data.style.top = mouseY+'px';
}
function hide_data(id)
{
	var data = document.getElementById(id);
	data.style.display = 'none';
}
function drag(id)
{
	drag_obj = document.getElementById(id);
	document.body.onmousemove = drag_move;
	document.onmouseup = drag_stop;
}
function drag_move()
{
	if (drag_obj != null)
	{
		drag_obj.style.left = (mouseX - 100)+'px';
		drag_obj.style.top = (mouseY - 10)+'px';
	}
}
function drag_stop()
{
	drag_obj = null;
	document.onmousemove = aktualisiere_position;
	document.onmouseup = '';
}