var Other1600 = "css_1600.css";

var Other1440 = "css_1440.css";

var Other1366 = "css_1366.css";

var Other1280 = "css_1280.css";

var Otherother = "";

//ScreenWidth()

function ScreenWidth() {

    // alert(screen.width >= 1366 && screen.width < 1440)

    if (screen.width >= 1600){

        setActiveStyleSheet(Other1600);

       }

    if (screen.width >= 1440 && screen.width < 1600){

        setActiveStyleSheet(Other1440);

    }

    if (screen.width >= 1360 && screen.width < 1440){ 

       // setActiveStyleSheet(Other1366);

     }

    if (screen.width >= 1280 && screen.width < 1366){

        setActiveStyleSheet(Other1280);

       }

}

function setActiveStyleSheet(title) {

   document.getElementsByTagName("link")[2].href = "css/" + title;

}