Scusate è questo il codice...


codice:
import java.awt.*;
import java.awt.event.*;
import java.applet.*;
public class personaggi extends Applet implements ActionListener {
		Image imgpers[]=new Image[5];
		Image imgatt;

		public void init() {
			String file[]={"uno.jpg","due.jpg","tre.jpg","quattro.jpg","cinque.jpg"};
			for(int x=0; x<imgpers.length; x++) {
				imgpers[x]=getImage(getCodeBase(),file[x]);
			}
			imgatt=imgpers[0];
			Button pul0=new Button("Uno");
			Button pul1=new Button("Due");
			Button pul2=new Button("Tre");
			Button pul3=new Button("Quattro");
			Button pul4=new Button("Cinque");
			pul0.addActionListener(this);
			pul1.addActionListener(this);
			pul2.addActionListener(this);
			pul3.addActionListener(this);
			pul4.addActionListener(this);
			add(pul0);
			add(pul1);
			add(pul2);
			add(pul3);
			add(pul4);
		}

		

		void mostra(String nome) {
			if(nome=="Uno") {
				imgatt=imgpers[0];
			}
			else if(nome=="Due") {
				imgatt=imgpers[1];
			}
			else if(nome=="Tre") {
				imgatt=imgpers[2];
			}
			else if(nome=="Quattro") {
				imgatt=imgpers[3];
			}
			else if(nome=="Cinque") {
				imgatt=imgpers[4];
			}
			repaint();
		}

		public void paint(Graphics g) {
			g.drawImage(imgatt,10,10,this);
		}
}