public static Font openFont(String name)
	{
		if(fonts.containsKey(name))
			return (Font) fonts.get(name);
		
		Font font = null;
		InputStream is = ClassLoader.getSystemResourceAsStream("org/analyse/core/gui/fonts/" + name);
		
		if (is == null)
		{
			System.err.println("Utilisation de la Fonte impossible : " + name + " ...");
			System.exit(1);
		}
		
		try {
			 font = Font.createFont(Font.TRUETYPE_FONT, is);
		} catch (Exception e) {
			System.err.println("Problème lors de la création de la fonte : " + name + " ..." );
			
			System.exit(1);
		}
		return font;
	}