js add media query

var msViewportStyle = document.createElement("style");
        msViewportStyle.appendChild(
            document.createTextNode(
                "@media screen and (orientation: portrait) {" +
                    "@-ms-viewport {width: 320px !important;}" +
                "}" +
                "@media screen and (orientation: landscape) {" +
                    "@-ms-viewport {width: 560px !important;}" +
                "}"
            )
        );