yahoo = function( data , format, campaignid ) {
    
    var chId = data;

    $.ajax({
        type: "GET",
        url: "/webchising/getYahooFeed.php",
        dataType: "xml",
        data: "data=" + chId + "&format=" + format,
        success: function (data, textStatus) {

            if( $(data).find("Result[bidded=true]").length == 0 ) {
                return advercy( chId , format, "test" );
            }
            
            var count = 0;
            if( format == "v" ) {
                var html = '<table cellspacing="2" cellpadding="0" border="0" style="border:1px #cecece solid; font-family: Helvetica,Arial,sans-serif;text-align: left; background: #FFF;" width="120"  height="600">';
                var maxcount = 4;
            } else {
                var html = '<table cellspacing="2" cellpadding="0" border="0" style="border:1px #cecece solid; font-family: Helvetica,Arial,sans-serif;text-align: left; background: #FFF;" width="468"  height="60"><tr>';
                var maxcount = 2;
            }

            $(data).find("Result[bidded=true]").each(
                function(i) {
                    if( count < maxcount ) {
                        count++;
                        var  title = $(this).find("Title").text();
                        var  description = $(this).find("Description").text();
                        var  clickUrl = 'http://cms.advercy.com/scripts/click.php?a_aid=webc&a_bid=30153440&data1=' + chId + '&desturl=' + escape( $(this).find("ClickUrl").text() );

                        if( format == "v" ) {
                            html += "<tr>";
                            html += '<td height="25%" valign="top">';
                        } else {
                            html += '<td width="50%"  valign="top">';
                        }

                        html += '<a href="" title="link titolo" style="color: #2200CC;font-size: 13px;font-weight: bold;text-decoration: none;display: block;">' + title + '</a><span style="font-size: 11px;display: block;">' + description + '</span><a href="' + clickUrl + '" title="link" style="display: block;color: #fe4f00;font-size: 11px;font-weight: bold;">link &rsaquo;&rsaquo;</a>' ;
                        html += "</td>";

                        if( format == "v" ) {
                            html += "</tr>";
                        }
                    }
                    
                }

                );
            if( format == "h" ) {
                html += "</tr></table>";
            }

            html += "</table>";
            $(".adv_" + format).append(html);
        },
        error: function (XMLHttpRequest, textStatus, errorThrown) {
        //alert(XMLHttpRequest);
        //alert(textStatus);
        //alert(errorThrown);
        }


    });

    
}

advercy = function( data , format , campaignid) {

    var prob = function(item) {
        return item.prob;
    }


    var b = Banner[ campaignid ];
    if (!b) throw "No banner defined for campaign " + campaignid;

    var f = b[format];
    if (!f) throw "No banner defined for format " + format + " for the campaign " + campaignid;

    var r = f.random( prob );


    var src;
    $.ajax({
        type: "GET",
        url: "/webchising/getBannerSrc.php",
        data: "bid=" + r[ 'a_bid' ],
        success: function (src, textStatus) {
            
            $(".adv_" + format).append('<a href="' + root_url + '/scripts/click.php?a_aid=' + a_aid + '&a_bid=' + r[ 'a_bid' ] + '&data1=' + data + '" ><img src="' + src +  '" border="0"/></a>' );
        }
    });


    

}