How would i get this to run smoother and only once?

[JellyTurf]

import java.applet.*;
import java.awt.*;
import javax.swing.*;

public class draw extends Applet
{
	
		public void delay()
		{
			try
			{
				Thread.sleep(1); // do nothing for 1000 miliseconds (1 second)
			}
			
				catch(InterruptedException e)
			{
				e.printStackTrace();
			} 
		
		}
	
	public void paint(Graphics g)
	{
		//Timer delay = new Timer()
		
		for(int i = 0;  i < 255;  i++)
		{
			delay();
			Color myRed = new Color(i, 0, 0);
			g.setColor(myRed);
			g.fillRect(0,i,100,3);
		}
	
		
		for(int t = 0;  t < 255;  t++)
		{
			delay();
			Color myGreen = new Color(0, t, 0);
			g.setColor(myGreen);
			g.drawRect(100,t,100,3);
		}
		

		for(int q= 0;  q < 255;  q++)
		{
			delay();
			Color myBlue = new Color(0, 0, q);
			g.setColor(myBlue);
			g.fillRect(200,q,100,3);
		}
		
		
		
	}
	
}