function changePage (url)
{
    window.location.href=webroot+url;
}

function Loading (type)
{
    var ld = document.getElementById('ld');
    var content = document.getElementById('container');

    switch (type)
    {
        case 2:
            if(ld) {
                ld.style.display = 'block';
            }
        break;
        case 1:
            if(ld && content) {
                content.style.display = 'none';
                ld.style.display = 'block';
            }
        break;
        case 0:
            if(ld && content) {
                ld.style.display = 'none';
                content.style.display = 'block';
            }
        break;
    }
}