public static void setBestLookAndFeelAvailable(){
    	   String system_lf = UIManager.getSystemLookAndFeelClassName().toLowerCase();
    	   if(system_lf.contains("metal")){
    	       try {
    	           UIManager.setLookAndFeel("com.sun.java.swing.plaf.nimbus.NimbusLookAndFeel");
    	       }catch (Exception e) {}
    	   }else{
    	       try {
    	           UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
    	       }catch (Exception e) {}
    	   }
    	 }