function Set_Delete(setId){    
    if(confirm('Are you sure you want to delete this set and all pictures in it?')){
        // delete on the server
        Photocore.Modules.WebApi.Set_Delete(setId);
        
        // drop it from the web page
        var setthumb = document.getElementById('SetThumbnail' + setId);
        if(setthumb)
            setthumb.style.display = 'none';
            
    } else {
    
    }
}

function Set_SetThumbnail(setId, pictureId){
    // tell server to use this picture for this set thumbnail
    Photocore.Modules.WebApi.Set_SetThumbnail(setId, pictureId);
    alert('Set thumbnail updated.');
}