<!--
  function do_buy(url){
    var cookie_domain = window.location.host.replace(/(.+\.)(.*pchome.com.tw)/, "$2");
    var chan_no = "<?=$chan_no?>";
    var chan_home = "<?=$web_url?>"
    var chan_name = "<?=$web_title?>";
    var chan_help = "<?=$faq_url?>";
    var jscookie = new CookieHaldle("/", cookie_domain);
    
    var chan_info = "cno=" + chan_no +
                    "&=home=" + chan_home.urlencode() + 
                    "&=name=" + chan_name.urlencode() +
                    "&=help=" + chan_help.urlencode();
    jscookie.setCookie("chan_info", chan_info);
    window.location = url;
  }
//-->