function fliptopbar()
{
    if (document.getElementById('minmax').src.indexOf('maximize') != -1)
    {
        document.getElementById('minmax').src='/shared/images/custom/minimize.gif';
        document.getElementById('top_container').className='';
        if (document.images)
        {
            var saveflipbar = new Image();
            saveflipbar.src = '/?flipbar=minimize&rand='+Math.round(Math.random()*999999);
        }
    }
    else
    {
        document.getElementById('minmax').src='/shared/images/custom/maximize.gif'; 
        document.getElementById('top_container').className='hide';
        if (document.images)
        {
            var saveflipbar = new Image();
            saveflipbar.src = '/?flipbar=maximize&rand='+Math.round(Math.random()*999999);
        }
    }
}