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;
}
function eraseCookie(name) {
 createCookie(name,"",-1);
}

function changebg(bgno)
{
       createCookie("tvxqaustbg", bgno, 365);
    switch(bgno)
    {
        case "1":
            document.getElementById("body").className="bg1";
            break;
       case "2":
            document.getElementById("body").className="bg2";
            break;
       case "3":
            document.getElementById("body").className="bg3";
            break;
       case "4":
            document.getElementById("body").className="bg4";
            break;
       case "5":
            document.getElementById("body").className="bg5";
            break;
       case "6":
            document.getElementById("body").className="bg6";
            break; 
        case "7":
            document.getElementById("body").className="bg7";
            break; 
        case "8":
            document.getElementById("body").className="bg8";
            break;         
        case "9":
            document.getElementById("body").className="bg9";
            break; 
            
    }
  
}

function loadcookie()
{
   changebg(readCookie("tvxqaustbg"));
 }