// JScript File

function setCookie(c_name,value,expiredays)
{
    var exdate=new Date();
    exdate.setDate(exdate.getDate()+expiredays);
    document.cookie=c_name+ "=" +escape(value)+
    ((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function getCookie(c_name)
{
    if (document.cookie.length>0)
      {
      c_start=document.cookie.indexOf(c_name + "=");
      if (c_start!=-1)
        { 
            c_start=c_start + c_name.length+1; 
            c_end=document.cookie.indexOf(";",c_start);
            if (c_end==-1) c_end=document.cookie.length;
            return unescape(document.cookie.substring(c_start,c_end));
        } 
      }
    return "";
}

/*
function checkCookie()
{
    username=getCookie('username');
    if (username!=null && username!="")
    {
        alert('Welcome again '+username+'!');
    }
    else 
    {
        username=prompt('Please enter your name:',"");
        if (username!=null && username!="")
        {
            setCookie('username',username,365);
        } 
    }
}
*/