var cookie_verfall= new Date();
var cookie_time= cookie_verfall.getTime();
var cookie_ein_monat= 1000 * 60 * 60 * 24 * 30;
	cookie_verfall.setTime(cookie_time + cookie_ein_monat);

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;
}

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 delCookie(name, path, domain){
	if(getCookie(name)){
		document.cookie = name + "=" +
		((path) ? "; path=" + path : "") +
		((domain) ? "; domain=" + domain : "") +
		"; expires=Thu, 01-Jan-70 00:00:01 GMT";
	}
}