var roomTypeScrollIndex = 0;
var roomTypeItemWidth = 215;

function previousRoomType()
{
    if (roomTypeScrollIndex <= 0)    
        return false;

    $("#ulRoomTypeScroll").animate({left: "+=" + roomTypeItemWidth + "px"}, 700);
    roomTypeScrollIndex--;
}

function nextRoomType()
{
    var roomTypeItemCount = $(".liRoomType").length;
    
    if (roomTypeScrollIndex >= roomTypeItemCount - 3)
        return false;
    
    $("#ulRoomTypeScroll").animate({left: "-=" + roomTypeItemWidth + "px"}, 700);
    roomTypeScrollIndex++;
}

function setRoomTypeWidth()
{
    var roomTypeItemCount = $(".liRoomType").length;
    var w = (roomTypeItemWidth * roomTypeItemCount);
    
    if (w < 645)
        w = 645;
    
    $("#ulRoomTypeScroll").css({width: w + "px" });
}

function initialiseRoomTypeScroll()
{
    roomTypeScrollIndex = 0;
    setRoomTypeWidth();
}