var timeout;
var Step = -1;

// =======================
// Scrolling one photo
// =======================

function ScrollPhoto( layer, BlockWidth, total )
    {

    // layer class
    var  skin, StartTop;

    // check layer
    if(!(layer)||!(skin = document.getElementById(layer))) return;

    // save start top 
    StartTop = parseInt(skin.style.left);

    // Scroll layer
    skin.style.left = (( parseInt(skin.style.left) + Step )) + 'px';

    if( (Math.abs(parseInt(skin.style.left)))%BlockWidth < Math.abs(Step) ) { clearTimeout(timeout); ReloadPhotoFrame(total); Scroll(total); return;}

    timeout = setTimeout( "ScrollPhoto('"+layer+"', "+BlockWidth+", "+total+" )", 60 );

    }