function setStyle() 
{
var width, height;

if(window.innerWidth) {
        width = window.innerWidth;
         height = window.innerHeight;
    }
    else if(document.documentElement.clientWidth) {
        width = document.documentElement.clientWidth;
        height = document.documentElement.clientHeight;
     }
   else if(document.body.clientWidth) {
        width = document.body.clientWidth;
        height = document.body.clientHeight;
    }
     var stylesheetLink = document.getElementById("stylesheetLink");
     var useSmall = (width <= 1024);
     stylesheetLink.setAttribute("href", (useSmall ? smallStylesheetLink : normalStylesheetLink));
}