function SetCookie( name,value)
{
   var temp = name + "=" +escape(value);
   var expdate = new Date();
   var SixMonths = expdate.getTime() + (175*24*60*60*1000);

   expdate.setTime(SixMonths);
   temp += "; expires=" + expdate.toGMTString();

   document.cookie=temp;
}

function GetCookie(name)
{
   var  arg = name + "=";
   var  alen = arg.length;
   var  clen = document.cookie.length;
   var  i = 0;
   while( i < clen )
   { 
        var j = i + alen;
        if ( document.cookie.substring(i,j)==arg )
        {
            return getCookieVal(j);
        }
        i = document.cookie.indexOf(" ",i)+1;
        if (i==0) break;
   }
   return null;
}

function getCookieVal(offset)
{
   var endstr =document.cookie.indexOf(";",offset);
   if ( endstr == -1 )
   {
        endstr = document.cookie.length;
   }
   return unescape(document.cookie.substring(offset,endstr ) );
}