Here is the source of the page.. it generates.
I see that the script part that handles this postback is on the bottom of the page..
Think that may cause a issue but not sure why its putting it there..
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<head><title>
</title><link href="../../../App_Themes/Default/Default.css" type="text/css" rel="stylesheet" /><style type="text/css">
.BandManager_TreeView1_0 { text-decoration:none; }
.BandManager_TreeView1_1 { color:Black;font-family:Tahoma;font-size:8pt; }
.BandManager_TreeView1_2 { padding:2px 2px 2px 2px; }
.BandManager_TreeView1_3 { font-weight:normal; }
.BandManager_TreeView1_4 { }
.BandManager_TreeView1_5 { }
.BandManager_TreeView1_6 { background-color:#B5B5B5;padding:0px 0px 0px 0px; }
.BandManager_TreeView1_7 { color:#6666AA;text-decoration:underline; }
.BandManager_TreeView1_8 { color:#6666AA;text-decoration:underline; }
</style></head>
<body>
<form name="form1" method="post" action="/TheScene/TheScene/WebParts/BandManager/BandManagerDefault.aspx" onsubmit="javascript:return WebForm_OnSubmit();" id="form1">
<div>
<input type="hidden" name="__VIEWSTATE" id="__VIEWSTATE" value="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" />
</div>
<script src="/TheScene/JavaScript/AdapterUtils.js" type="text/javascript"></script>
<script src="/TheScene/JavaScript/TreeViewAdapter.js" type="text/javascript"></script>
<script type="text/javascript">
//<![CDATA[
function WebForm_OnSubmit() {
document.getElementById('ctl04').value = GetViewState__AspNetTreeView('BandManager_TreeView1_UL');
return true;
}
//]]>
</script>
<div>
<input type="hidden" name="__EVENTTARGET" id="__EVENTTARGET" value="" />
<input type="hidden" name="__EVENTARGUMENT" id="__EVENTARGUMENT" value="" />
</div>
<div>
<br />
<div id="BandManager_MusicPanel">
<h2>
Music Manager
</h2>
<div id="BandManager_musiclist">
<div class="AspNet-TreeView" id="BandManager_TreeView1">
<ul id="BandManager_TreeView1_UL">
<li class="AspNet-TreeView-Root">
<span class="AspNet-TreeView-Collapse" onclick="ExpandCollapse__AspNetTreeView(this)"> </span>
<a href="javascript:__doPostBack('BandManager$TreeView1','sNew Album')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
New Album</a>
<ul>
<li class="AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','sNew Album\\-Kalimba BLA')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
-Kalimba BLA</a>
</li>
<li class="AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','sNew Album\\-Maid with the Flaxen Hair')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
-Maid with the Flaxen Hair</a>
</li>
<li class="AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','sNew Album\\-Sleep Away some stuff')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
-Sleep Away some stuff</a>
</li>
</ul>
</li>
<li class="AspNet-TreeView-Root">
<span class="AspNet-TreeView-Collapse" onclick="ExpandCollapse__AspNetTreeView(this)"> </span>
<a href="javascript:__doPostBack('BandManager$TreeView1','stest')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
test</a>
<ul>
<li class="AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','stest\\-Kalimba')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
-Kalimba</a>
</li>
<li class="AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','stest\\-Maid with the Flaxen Hair')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
-Maid with the Flaxen Hair</a>
</li>
</ul>
</li>
<li class="AspNet-TreeView-Root">
<span class="AspNet-TreeView-Collapse" onclick="ExpandCollapse__AspNetTreeView(this)"> </span>
<a href="javascript:__doPostBack('BandManager$TreeView1','sbla')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
bla</a>
<ul>
<li class="AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','sbla\\-Kalimba')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
-Kalimba</a>
</li>
<li class="AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','sbla\\-Maid with the Flaxen Hair')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
-Maid with the Flaxen Hair</a>
</li>
</ul>
</li>
<li class="AspNet-TreeView-Root">
<span class="AspNet-TreeView-Collapse" onclick="ExpandCollapse__AspNetTreeView(this)"> </span>
<a href="javascript:__doPostBack('BandManager$TreeView1','sBLABLA')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
BLABLA</a>
<ul>
<li class="AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','sBLABLA\\-Maid with the Flaxen Hair')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
-Maid with the Flaxen Hair</a>
</li>
<li class="AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','sBLABLA\\-Sleep Away')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
-Sleep Away</a>
</li>
</ul>
</li>
<li class="AspNet-TreeView-Root AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','sdfafas')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
dfafas</a>
</li>
<li class="AspNet-TreeView-Root">
<span class="AspNet-TreeView-Collapse" onclick="ExpandCollapse__AspNetTreeView(this)"> </span>
<a href="javascript:__doPostBack('BandManager$TreeView1','sTESt')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
TESt</a>
<ul>
<li class="AspNet-TreeView-Leaf">
<a href="javascript:__doPostBack('BandManager$TreeView1','sTESt\\-Kalimba')" onclick="window.open(this.href, '_blank', ''); return false;" onkeypress="window.open(this.href, '_blank', ''); return false;">
-Kalimba</a>
</li>
</ul>
</li>
</ul>
</div>
</div>
</div>
</div>
<div>
<input type="hidden" name="ctl04" id="ctl04" />
</div>
<script type="text/javascript">
//<![CDATA[
var theForm = document.forms['form1'];
if (!theForm) {
theForm = document.form1;
}
function __doPostBack(eventTarget, eventArgument) {
if (!theForm.onsubmit || (theForm.onsubmit() != false)) {
theForm.__EVENTTARGET.value = eventTarget;
theForm.__EVENTARGUMENT.value = eventArgument;
theForm.submit();
}
}
//]]>
</script>
</form>
</body>
</html>