<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>Test</title>
<script type="text/javascript">
function displayOnOff(el)
{
el.style.display = (el.style.display == 'block') ? 'none' : 'block';
}
</script>
</head>
<body>
<!-- Removing the <ul> and <li> elements will make this work in Safari! -->
<ul>
<li>
<form action="./" id="myform" method="get" style="display:none">
<p><input id="tag_list" name="tag_list" size="40" type="text" value="blah blubb" >
</p>
</form>
<p>There should be an input field above this line of text.</a></p>
</li>
</ul>
<script>
document.body.offsetLeft
displayOnOff(document.getElementById('myform'))
document.body.offsetLeft
</script>
</body>
</html>