function styleRedirect(){
  var styleloc = "stylesheet.css";
  var linkelement = document.getElementById("style");
  var browsername = navigator.appName;
  var screenres = screen.width;
  var browserversion = navigator.appVersion;
  if (browsername == "Microsoft Internet Explorer" && screenres < 1024)
    {styleloc = "stylesheet-small.css"}
  else if (browsername == "Microsoft Internet Explorer" && screenres >= 1024 && browserversion.indexOf("MSIE 7") != -1) 
    {styleloc = "stylesheet-ie7.css"}
  else if (browsername == "Netscape" && screenres >= 1024) 
    {styleloc = "stylesheet-firefox.css"}
  else if (browsername == "Netscape" && screenres < 1024) 
    {styleloc = "stylesheet-firefox-small.css"}
  else {};
  linkelement.href = styleloc;
  }