var more_visible = true;
function move(delta){
  var pos =  $('#scroll_bar').slider("value") - delta*3;
  $('#scroll_bar').slider("moveTo", pos);
  hideMore();
}

function onSlide(e, ui){
	val = $('#scroll_bar').slider('value');
	$(scroll_target).scrollLeft((total/100)*val);

}

function startMoveR(){
  $("#scroll_right_btn").everyTime(100, 'controlled', function() {
  	move(-2);
  });
  hideMore();
}
  
function stopMoveR(){
  $("#scroll_right_btn").stopTime('controlled');
}
  
function startMoveL(){
	$("#scroll_left_btn").everyTime(100, 'controlledL', function() {
		move(2);
	});
	hideMore();
}
  
function stopMoveL(){
  $("#scroll_left_btn").stopTime('controlledL');
}

function hideMore(){
	more_visible = false;
	 $("#more").css({
		visibility:'hidden'
	});	
}