$(function() {

    // initialize scrollable
    var scrollableApi = $("div.scrollable").scrollable({
        // prev: 'div.FlightGridLegendPrev',
        size: scrollableItems,
        keyboard: false,
        api: true,
        onSeek: function() {
                setTimeout("updatePaging('cheapestflightarrow','ctl00_ContentPlaceHolder_FlightResultsControl_showCheaperAirlines')", 50);
            }
    });
    var indexFlightResult = 0;
    if (document.getElementById(hidIndexFlightResultId) != null &&
        document.getElementById(hidIndexFlightResultId).value != null &&
        document.getElementById(hidIndexFlightResultId).value != '') {
        indexFlightResult = document.getElementById(hidIndexFlightResultId).value;
        scrollableApi.click(indexFlightResult);
    }
}); 

function updatePaging(cheapestImage, actualButton)
{
    if(document.getElementById(cheapestImage))
    {
        var className = document.getElementById(actualButton).className;
        if(className.indexOf("disabled") > -1)
        {
            document.getElementById(cheapestImage).className = "";
            document.getElementById(cheapestImage).setAttribute("class", "");
        }
        else
        {
            document.getElementById(cheapestImage).className = "disabled";
            document.getElementById(cheapestImage).setAttribute("class", "disabled");
        }
    }
}