/* ------------------------------ Timezone Selector Menu ------------------------------ */


// Sets the timezone selector id
function setTimezoneSelectorCookie( pSelector )
{
    if ( null != pSelector )
    { createCookie( "timezoneSelector", pSelector.id, 365 ); }
}


// Sets the timezone offset for the user as a cookie
function setTimezoneCookie( pOffset )
{ createCookie( "timezoneOffset", pOffset, 365 ); }


function getTimezoneOffset()
{ return getCookieValue( "timezoneOffset" ); }


function getTimezoneSelector()
{ return getCookieValue( "timezoneSelector" ); }


function getCookieValue( pName )
{
    var dc = document.cookie;
    var prefix = pName + "=";
    var begin = dc.indexOf( "; " + prefix );
    if ( begin == -1 )
    {
        begin = dc.indexOf( prefix );
        if ( begin != 0 ) return "";
    }
    else
    { begin += 2; }
    var end = document.cookie.indexOf( ";", begin );
    if ( end == -1 )
    { end = dc.length; }

    return unescape( dc.substring( begin + prefix.length, end ) );
}


function createCookie( name, value, days )
{
    if ( days )
    {
        var date = new Date();
        date.setTime( date.getTime() + ( days * 24 * 60 * 60 * 1000 ) );
        var expires = "; expires=" + date.toGMTString();
    }
    else 
    { var expires = ""; }

    var ck = name + "=" + value + expires + "; path=/";
    document.cookie = ck;
}


/* ------------------------------ Primetime Selector Menu ------------------------------ */


// Executes an AJAX call to get the primetime selector menu
function FetchPrimetimeSelectorMenu()
{
    // Concatenate the URL of the script we need to hit
    var fullPrimeTimeListingsURL= "/universalInclude/code/modules/programListingsExtraction/PrimeTimeSelectorMenuExtractor.asp" + "?table=" + "spacelistingsVerified";

    // Instantiate the Ajax Executor and have it get the data from the other end
    var primeTimeListingsAjaxExec = new AjaxExecutor( fullPrimeTimeListingsURL, DisplayPrimeTimeSelector );
}


// When the AJAX call is done it calls back to here and returns the data for display
function DisplayPrimeTimeSelector ( pSelectorData )
{
    primeTimeSelector = "Program listings are unavailable at this time.";
    if ( pSelectorData != "" )
    { primeTimeSelector = pSelectorData ; }
    var displayEl = document.getElementById( "selectorMenuDiv" );

    if ( null != displayEl )
    { displayEl.innerHTML = primeTimeSelector; }

    // This call needs to be implemented in all pages that use this script (aka: ugly hack)
    initTimezoneSelectors();
    initPrimeTimeSelectors();
}