//<![CDATA[
function doStuff(e) {

document.getElementById("text1").style.visibility="hidden";
if (e==1){
document.getElementById("text2").style.visibility = "visible";
}
if (e==2){
document.getElementById("text3").style.visibility = "visible";
}
if (e==3){
document.getElementById("text4").style.visibility = "visible";
}if (e==4){
document.getElementById("text5").style.visibility = "visible";
}if (e==5){
document.getElementById("text6").style.visibility = "visible";
}if (e==10){
document.getElementById("text10").style.visibility = "visible";
}if (e==11){
document.getElementById("text11").style.visibility = "visible";
}if (e==12){
document.getElementById("text12").style.visibility = "visible";
}if (e==13){
document.getElementById("text13").style.visibility = "visible";
}if (e==14){
document.getElementById("text14").style.visibility = "visible";
}if (e==15){
document.getElementById("text15").style.visibility = "visible";
}if (e==16){
document.getElementById("text16").style.visibility = "visible";
}if (e==17){
document.getElementById("text17").style.visibility = "visible";
}if (e==18){
document.getElementById("text18").style.visibility = "visible";
}if (e==19){
document.getElementById("text19").style.visibility = "visible";
}
}

function undoStuff(e) {
document.getElementById("text1").style.visibility="visible";
document.getElementById("text2").style.visibility = "hidden";
document.getElementById("text3").style.visibility = "hidden";
document.getElementById("text4").style.visibility = "hidden";
document.getElementById("text5").style.visibility = "hidden";
document.getElementById("text6").style.visibility = "hidden";
document.getElementById("text10").style.visibility = "hidden";
document.getElementById("text11").style.visibility = "hidden";
document.getElementById("text12").style.visibility = "hidden";
document.getElementById("text13").style.visibility = "hidden";
document.getElementById("text14").style.visibility = "hidden";
document.getElementById("text15").style.visibility = "hidden";
document.getElementById("text16").style.visibility = "hidden";
document.getElementById("text17").style.visibility = "hidden";
document.getElementById("text18").style.visibility = "hidden";
document.getElementById("text19").style.visibility = "hidden";
}
//]]>