Class found = Class.forName(classname);
Class found = Class.forName(classname, true, ClassLoader.getSystemClassLoader());
  public MainThread(String classname, String[] args)    throws ClassNotFoundException, NoSuchMethodException  {		Class found = Class.forName(classname);		Class[] argTypes = new Class[1];		argTypes[0] = args.getClass();		mainMethod = found.getMethod("main", argTypes);		this.args = args;	}