var xpos=0;
var step=50;
var widthall=0;

function moveToPrevious()
{
  new Effect.Move('imageBoxInside', { x: 50, y: 0, transition: Effect.Transitions.linear });
}

function moveToNext()
{
  new Effect.Move('imageBoxInside', { x: -step, y: 0, mode: 'relative', duration: 0.5, transition: Effect.Transitions.linear });
  xpos=xpos+step;
  if (xpos>widthall)
  {
	new Effect.Move('imageBoxInside', { x: widthall+630, y: 0, mode: 'relative', duration: 0.5, transition: Effect.Transitions.full });
	xpos=-630;
	
  }
  
  window.setTimeout('moveToNext()',500);
}


window.setTimeout('moveToNext()',500);