<script>
var browserType;

if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {
 browserType= "gecko"
}

function hide2() {
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  else if (browserType == "ie")
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  else
     document.poppedLayer =
        eval('document.layers["realtooltip2"]');
  document.poppedLayer.style.display = "none";
}

function show2() {
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         eval('document.getElementById("realtooltip2")');
  else if (browserType == "ie")
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  else
     document.poppedLayer =
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  document.poppedLayer.style.display = "inline";
}

</script>

<form>
<input type=button onClick="hide2()" value="hide">
<input type=button onClick="show2()" value="show">
</form>
<div id="realtooltip2" style="display: inline">
<big>Real's HowTo</big>
<layer></layer></div>