function getCookie(name){
	var cookiename = name + "=";
	var dc = document.cookie;
	var begin, end;

	if (dc.length > 0){
		begin = dc.indexOf(cookiename);
		if (begin != -1){
			begin += cookiename.length;
			end = dc.indexOf(";",begin);
			if (end == -1){
				end = dc.length;
			}
			return unescape(dc.substring(begin,end));
		}
	}
	return null;
}

function setCookie(name, value, expires, path, domain, secure) {
   var curCookie = name + "=" + escape(value) +
     ((expires) ? "; expires=" + expires.toGMTString() : "") +
     ((path) ? "; path=" + path : "") +
     ((domain) ? "; domain=" + domain : "") +
     ((secure) ? "; secure" : "");
   document.cookie = curCookie;
 }