动态加载JS和CSS文件(3)

                cssFile.setAttribute('rel', 'stylesheet');

                cssFile.setAttribute('href', urls[i]);

                if (!hasFile("link", urls[i])) {

                    loadFile(cssFile, callback);

                }

            }

        }

        function loadScript(files, callback, parent) {

            var urls = files && typeof (files) == "string" ? [files] : files;

            for (var i = 0, len = urls.length; i < len; i++) {

                var script = document.createElement("script");

                script.setAttribute('charset', 'gb2312');

                script.setAttribute('type', 'text/javascript');

                script.setAttribute('src', urls[i]);

                if (!hasFile("script", urls[i])) {

                    loadFile(script, callback, parent);

                }

            }

        }

        function includeFile(options) {

            //首先加载css，再次加载script www.2cto.com

            loadCssFile(options.cssFiles, function () {

                //加载预备script

                loadScript(JSLoader.scripts.jquery, function () {

                    //加载页面所需的script