Fixed the duplicate slots view.
The script would not clear the screen upon recalculation also the list of duplicates would increase with every iteration because the variables weren't properly reset.
Patch by: Merio Ferraro, Lennard de Rijk
Reviewed by: to-be-reviewed
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>{#template_dlg.title}</title>
<script type="text/javascript" src="../../tiny_mce_popup.js"></script>
<script type="text/javascript" src="js/template.js"></script>
<link href="css/template.css" rel="stylesheet" type="text/css" />
<base target="_self" />
</head>
<body onresize="TemplateDialog.resize();">
<form onsubmit="TemplateDialog.insert();return false;">
<div id="frmbody">
<div class="title">{#template_dlg.desc}</div>
<div class="frmRow"><label for="tpath" title="{#template_dlg.select}">{#template_dlg.label}:</label>
<select id="tpath" name="tpath" onchange="TemplateDialog.selectTemplate(this.options[this.selectedIndex].value, this.options[this.selectedIndex].text);" class="mceFocus">
<option value="">{#template_dlg.select}...</option>
</select>
<span id="warning"></span></div>
<div class="frmRow"><label for="tdesc">{#template_dlg.desc_label}:</label>
<span id="tmpldesc"></span></div>
<fieldset>
<legend>{#template_dlg.preview}</legend>
<iframe id="templatesrc" name="templatesrc" src="blank.htm" width="690" height="400" frameborder="0"></iframe>
</fieldset>
</div>
<div class="mceActionPanel">
<div style="float: left">
<input type="submit" id="insert" name="insert" value="{#insert}" />
</div>
<div style="float: right">
<input type="button" id="cancel" name="cancel" value="{#cancel}" onclick="tinyMCEPopup.close();" />
</div>
<br style="clear:both" />
</div>
</form>
</body>
</html>