web app 页面旋转整体样式问题

 $(window).bind("orientationchange", function (event) {
                if (event.orientation) {
                    //portrait  竖屏    landscape   横屏
                    if (event.orientation == ‘portrait‘) {
                        if (browser.versions.android) {
                            //安卓手机触发时间晚，设定一个延迟
                            setTimeout(function () {

                                //需要变更的元素长宽
                                $("#contents").css("height", parseInt($(window).height() - 44));
                                $("#joinclub").css("width", $(window).width());
                            }, 300);
                        }
                        else {
                            $("#contents").css("height", parseInt($(window).height() - 44));
                            $("#joinclub").css("width", $(window).width());
                        }
                    }
                    else if (event.orientation == ‘landscape‘) {
                        if (browser.versions.android) {
                            setTimeout(function () {
                                $("#contents").css("height", parseInt($(window).height() - 44));
                                $("#joinclub").css("width", $(window).width());
                            }, 300);
                        }
                        else {
                            $("#contents").css("height", parseInt($(window).height() - 44));
                            $("#joinclub").css("width", $(window).width());
                        }
                    }
                }
            });