function setCookie(name,value,expires,path,domain,secure){if(value.length==0){value=' '}document.cookie=name+"="+escape(value)+((expires)?"; expires="+expires.toGMTString():"")+((path)?"; path="+path:"")+((domain)?"; domain="+domain:"")+((secure)?"; secure":"")}function getCookie(name){var dc=document.cookie;var prefix=name+"=";var begin=dc.indexOf("; "+prefix);if(begin==-1){begin=dc.indexOf(prefix);if(begin!=0)return null}else{begin+=2}var end=document.cookie.indexOf(";",begin);if(end==-1){end=dc.length}return unescape(dc.substring(begin+prefix.length,end))}function deleteCookie(name,path,domain){if(getCookie(name)){document.cookie=name+"="+((path)?"; path="+path:"")+((domain)?"; domain="+domain:"")+"; expires=Thu, 01-Jan-70 00:00:01 GMT"}}