禁止用户调整微信字体大小，调整微信字体大小页面无反应

<script type="text/javascript"> 
       (function () {
            if (typeof WeixinJSBridge == "object" && typeof WeixinJSBridge.invoke == "function") {
                handleFontSize();
            } else {
                if (document.addEventListener) {

                    document.addEventListener("WeixinJSBridgeReady", handleFontSize, false);

                } else if (document.attachEvent) {

                    document.attachEvent("WeixinJSBridgeReady", handleFontSize);

                    document.attachEvent("onWeixinJSBridgeReady", handleFontSize);
                }
            }

            function handleFontSize() {

                // 设置网页字体为默认大小
                WeixinJSBridge.invoke(\'setFontSizeCallback\', {

                    \'fontSize\': 0

                });
                // 重写设置网页字体大小的事件
                WeixinJSBridge.on(\'menu:setfont\', function () {

                    WeixinJSBridge.invoke(\'setFontSizeCallback\', {

                        \'fontSize\': 0

                    });

                });

            }
        })();

    </script>