function SetCookie (name, value) 
{
    var coo=new Cookie(name);    
    var oldValue=coo.Load();
    if(oldValue==null)
        oldValue="";    
    var exp=new Date();
    exp.setFullYear(exp.getFullYear()+1);    
    var coo=new Cookie(name, value+oldValue, "/", exp.toGMTString());    
    coo.Save();
}

function CheckCookie (id, name) 
{
    var coo=new Cookie(name);    
    var Value=coo.Load();
    if(Value!=null)
    {
    var str = Value.split('*');
    var result = 0;
    for(var i=0; i<str.length; i++)
    {
        if(str[i] == id)
        {
            result = 1;
        }
    }
    
    return result;
    }
    else
    {
        return 0;
    } 
}