function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else var expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

if (readCookie('cCssName')) {  
   document.write("<link rel='stylesheet' type='text/css' href='/css/" + readCookie('cCssName') + ".css'>");  
} else {
  function get_randomCssNum(){
      var ranCssNum = Math.floor(Math.random() * 2);
      return ranCssNum;
  }  
  function getaCss(){
      var whichCss = get_randomCssNum();   
      var cssName = new Array(2)
    //  cssName[0] = "theme1"; //Muren   
      cssName[0] = "theme2"; //Flickan   
      cssName[1] = "theme3"; //Bron   
    //  cssName[3] = "theme5"; //Himmel   
    //  cssName[4] = "theme4"; //Jul 
    // theme4.css är gammal och används ej 20100929
    //create cookie
    createCookie('cCssName',cssName[whichCss],'')    
      return cssName[whichCss]
  }  

     document.write("<link rel='stylesheet' type='text/css' href='/css/" + getaCss() + ".css'>");
     //document.write("<link rel='stylesheet' type='text/css' href='/css/theme4.css'>");
  }
  //skriv ut referens till css för globala designjusteringar
    document.write("<link rel='stylesheet' type='text/css' href='/css/globalMod.css'>");


