var expdate = new Date();expdate.setMonth(expdate.getMonth()+6);
function getCookie (sCookieName)
{var sName=sCookieName+"=", ichSt, ichEnd;
var sCookie=document.cookie;
if ( sCookie.length && ( -1 != (ichSt = sCookie.indexOf(sName)) ) )
    {if (-1 == ( ichEnd = sCookie.indexOf(";",ichSt+sName.length) ) )
     ichEnd = sCookie.length;
     return unescape(sCookie.substring(ichSt+sName.length,ichEnd));
    }return '¿ìµäÍø';}
function setCookie (sName, vValue)
{var argv = setCookie.arguments, argc = setCookie.arguments.length;
var sExpDate = (argc > 2) ? "; expires="+argv[2].toGMTString() : "";
var sPath = (argc > 3) ? "; path="+argv[3] : "";
var sDomain = (argc > 4) ? "; domain="+argv[4] : "";
var sSecure = (argc > 5) && argv[5] ? "; secure" : "";
document.cookie = sName + "=" + escape(vValue,0) + sExpDate + sPath + sDomain + sSecure + ";";}
function deleteCookie (sName)
{document.cookie = sName + "=" + getCookie(sName) + "; expires=" + (new Date()).toGMTString() + ";";}