Someone

<html>
<head>
<style>
div#personal
{
display: none;
}
div#business
{
display: none;
}
</style>
<script type="text/javascript">

function toggleLayer(whichLayer)
{
if (document.getElementById)
{
var style2 = document.getElementById(whichLayer).style;
style2.display = style2.display? "":"block";
}
else if (document.all)
{
var style2 = document.all[whichLayer].style;
style2.display = style2.display? "":"block";
}
else if (document.layers)
{
var style2 = document.layers[whichLayer].style;
style2.display = style2.display? "":"block";
}
}

</script>
</head>
<body>
<a href="javascript:toggleLayer('personal');">Personal</a>
<a href="javascript:toggleLayer('business');">Business</a>
<div id="personal">
<br>Personal
</div>
<div id="business">
<br>Business
</div>
</body>
</html>