+
button1= new Image();
button1.src = "src/shutdown.png"
button2= new Image();
button2.src = "src/shutdown_over.png"
button3= new Image();
button3.src = "src/restart.png"
button4= new Image();
button4.src = "src/restart_over.png"
button5= new Image();
button5.src = "src/lock.png"
button6= new Image();
button6.src = "src/lock_over.png"
button7= new Image();
button7.src = "src/hibernate.png"
button8= new Image();
button8.src = "src/hibernate_over.png"
