function on_siluet_over(self, n)
{
    self.src='/images/g' + n + '.png';
    /*var cloud = document.getElementById('cloud' + n);
    cloud.style.display = '';*/
}

function on_siluet_out(self, n)
{
    self.src='/images/s' + n + '.png';
    /*var cloud = document.getElementById('cloud' + n);
    cloud.style.display = 'none';*/
}

function on_click_location_tree(self, n)
{
    if(self.src.search('p.png') != -1)
    {
        self.src = self.src.replace('p.png', 'm.png');
    }
    else
    {
        self.src = self.src.replace('m.png', 'p.png');
    }

    var tree = document.getElementById('child' + n);
    tree.style.display = tree.style.display == 'none' ? 'block' : 'none';
    return false;
}