using System;
using System.Diagnostics;

class Program01 {
	public static void Main() {
		Console.WriteLine("Naplóba írás előtt Enter nyomj");
		Console.ReadKey();
		
		
		string sSource;
		string sLog;
		string sEvent;

		sSource = "EventSystem";
		sLog = "Application";
		sEvent = "Sample Event";
		
		if (!EventLog.SourceExists(sSource)) {
			EventLog.CreateEventSource(sSource,sLog);
		}
		EventLog.WriteEntry(sSource,sEvent);
		EventLog.WriteEntry(sSource, sEvent, 
			EventLogEntryType.Warning,  5000);
	}
}