/**
 * Created by enya on 2014/9/16.
 * vision:1.0
 * title:增加广告
 * e-mail:enya2007@163.com
 */
function newImage(src, callback) {
    src = src || ""; //防止参数为空
    callback = callback || null; //防止参数为空
    var img = new Image();
    img.onload = function() {
        if (typeof callback === "function") {
            callback.call();
        }
    }
    img.src = src;
}


function loadPromotion(width, oParent, surl) {
    $.ajax({
        url: surl,
        dataType: "jsonp",
        success: function(result) {
            var html = "";
            if (result.success) {
                var data = result.data;
                for (var i = 0; i < data.length; i++) {
                    html += '<div class="zc-promotion">' +
                    '<a clstag="jr|keycount|jr_shouye|zc_banner'+(i+1)+'" href="' + data[i].toUrl + '" target="_blank">' +
                    '<img src="' + data[i].imgUrl + '" width="' + width + '" />' +
                    '</a>' +
                    '</div>';
                    newImage(data[i].logPath);
                }
                $("#scrollfixed").before(html);
            }
        }
    });
}