public void handleLeftClick(double x, double y, SUIComponent concerned){
		if(cancel.equals(concerned))
			frame.goTo(new PlayConfigPanel(frame));
		else if(host.equals(concerned))
			frame.goTo(new HostPlayPanel( new SmashServer( new SmashGame(frame.getProperties()), map), frame));
		else if(map_set.equals(concerned)){
			frame.setAlwaysOnTop(false);
			JFileChooser fc = new JFileChooser();
			fc.setFileFilter(new MapFilter());
			fc.setAcceptAllFileFilterUsed(false);
			if(map.getPath()!=null)
				fc.setCurrentDirectory(map.getPath().getParentFile());
			int returnVal = fc.showOpenDialog(frame);
			if (returnVal == JFileChooser.APPROVE_OPTION) {
	            File file = fc.getSelectedFile();
	            map = new Map(file);
	            preview.setMap(map);
	        }
			frame.setAlwaysOnTop(true);
		}
		
	}