function myTab1(i) {
	
switch (i)
{

case 1:
document.getElementById("tab1").background = "images/tab3.jpg";
document.getElementById("tab2").background = "images/tab4.jpg";
document.getElementById("tab3").background = "images/tab4.jpg";
document.getElementById("tab4").background = "images/tab4.jpg";
document.getElementById("tab5").background = "images/tab4.jpg";


document.getElementById("mylink1").style.color = "#000000";
break;
case 2:
document.getElementById("tab2").background = "images/tab3.jpg";
document.getElementById("tab1").background = "images/tab4.jpg";
document.getElementById("tab3").background = "images/tab4.jpg";
document.getElementById("tab4").background = "images/tab4.jpg";
document.getElementById("tab5").background = "images/tab4.jpg";

document.getElementById("mylink2").style.color = "#000000";
break;
case 3:
document.getElementById("tab3").background = "images/tab3.jpg";
document.getElementById("tab2").background = "images/tab4.jpg";
document.getElementById("tab1").background = "images/tab4.jpg";
document.getElementById("tab4").background = "images/tab4.jpg";
document.getElementById("tab5").background = "images/tab4.jpg";

document.getElementById("mylink3").style.color = "#000000";
break;
case 4:
document.getElementById("tab4").background = "images/tab3.jpg";
document.getElementById("tab2").background = "images/tab4.jpg";
document.getElementById("tab1").background = "images/tab4.jpg";
document.getElementById("tab3").background = "images/tab4.jpg";
document.getElementById("tab5").background = "images/tab4.jpg";

document.getElementById("mylink4").style.color = "#000000";
break;
case 5:
document.getElementById("tab5").background = "images/tab3.jpg";
document.getElementById("tab4").background = "images/tab4.jpg";
document.getElementById("tab2").background = "images/tab4.jpg";
document.getElementById("tab1").background = "images/tab4.jpg";
document.getElementById("tab3").background = "images/tab4.jpg";
document.getElementById("mylink5").style.color = "#000000";
break;

default:
document.getElementById("tab1").bgColor = "#FFFFFF";
document.getElementById("mylink1").style.color = "#000000";
}
}