if (typeof(console) === "undefined")
{
    var empty_function = function()
    {
    };

    console = {};
    console.log = empty_function;
    console.error = empty_function;
    console.info = empty_function;
    console.debug = empty_function;
    console.trace = empty_function;
}
function available(today,ttime,vastart, vatime, deb) {
	if (deb==1) return true;
	var TodayTag=parseInt(Number(today.substr(0,2)));
	var TodayMonat=parseInt(Number(today.substr(3,2)))-1;
	var TodayJahr=parseInt(Number(today.substr(6,4)));
	var tmp_today_time = ttime.split(":");
	var StartTag=parseInt(Number(vastart.substr(0,2)));
	var StartMonat=parseInt(Number(vastart.substr(3,2)))-1;
	var StartJahr=parseInt(Number(vastart.substr(6,4)));
	var tmp_start_time = vatime.split(":");
	if (Date) {
	// wenn Date-Object im Browser vorhanden
	var today = new Date(TodayJahr,TodayMonat,TodayTag,tmp_today_time[0], tmp_today_time[1]);
	var start = new Date(StartJahr,StartMonat,StartTag,tmp_start_time[0], tmp_start_time[1]);
	var today_ms = today.getTime();
	var start_ms = start.getTime();
	var diff = (start_ms-today_ms)/(86400*1000);
	if (diff>10) {
	return true;
	} else {
	return false;
	}
	}
	return false;
}