function setcookie(cookieName,cookieValue){var expires=new Date();expires.setTime(expires.getTime()+3600000);var str=escape(cookieName)+'='+escape(cookieValue)+(expires?'; expires='+expires.toGMTString():'')+('; path=/');document.cookie=str};function getcookie(name){var arr=document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));if(arr!=null)return unescape(arr[2]);return null}