// 一键通
(function () {
    var okc = this.OneKeyCall = {};     

    function showBtn (prob) {
        if (baidu.g('okcText')) {
            baidu.e(baidu.g("okcText")).show()   
        }
        baidu.e(baidu.g("oneKeyCallBtn")).show(); 
    }

    function attachScriptLoad (script, callback) {
        script.onload = script.onreadystatechange = function () {
            if (!script.readyState || /loaded|complete/.test(script.readyState)) {

                // handle memory leak in IE
                script.onload = script.onreadystatechange = null;

                callback && callback();
            }
        };   
    }

    function onScriptLoad () {
        if (showButton && showButton == 1) {
            showBtn(1);
        }
    }
    
    /**
     * 初始化一键通按钮
     */
    okc.init = function () {
        var action = "http://wangdan.baidu.com/onekeycall/showCallButton.action",
            script = document.createElement("script");

        script.src = action;
        script.type = "text/javascript";
        script.language = "javascript";

        attachScriptLoad(script, onScriptLoad);

        document.getElementsByTagName("head")[0].appendChild(script);
        
    };

    baidu.dom.ready(okc.init);
 })();