final static HashMap <String, String> load_dm_queue()
{
    HashMap <String, String> result=new HashMap <String, String> (20);
    String line;
    int i;
    StringTokenizer st;
    try
    {
	DataInputStream dis=new DataInputStream(
	                     new BufferedInputStream(
			      new FileInputStream(mgr.dmachine_queue)
			     )
			    );
	while( (line=dis.readLine())!=null)
	{
	    st=new StringTokenizer(line);
	    i=st.countTokens();
	    if(i!=1) continue;
	    line=st.nextToken();
	    if(line.startsWith("#")) continue;
	    result.put(line,line);
	}
	dis.close();
    }
    catch (IOException grr)
    {}
    catch (NullPointerException uch)
    {}

    return result;
}