• The Code
• The XML
• The App

<cffile action="read"
	file="#xmlFile#"
	variable="xml" />
<cfset xml = xmlParse(xml) />

<cfparam name="url.path" default="web-app" />

<cfset node = xmlSearch(xml, "/" & url.path) />
<cfset node = node[1] />
<cfif structKeyExists(url, "updateNode")>
	<!--- lets update it --->
	<cfset node.xmlText = form.xmlText />
	<cffile action="write"
		file="#xmlFile#"
		output="#toString(xml)#" />
	<cflocation url="?path=#url.path#" addtoken="false" />
</cfif>

<cfset children = node.xmlChildren />

<cfoutput>
<h1>ROOT
<cfset p = "" />
<cfloop list="#url.path#" index="segment" delimiters="/">
	<cfset p = listAppend(p, segment, "/") />
	/ <a href="?path=#p#">#segment#</a>
</cfloop>
</h1>

Text:
<form method="post" action="?updateNode&path=#url.path#">
<textarea name="xmlText" style="width:500px;height:200px;">#node.xmlText#</textarea>
<input type="submit" value="Update" />
</form>

<h1>Children</h1>
<ul>
<cfset indexMap = structNew() />
<cfloop from="1" to="#arrayLen(children)#" index="i">
	<cfif NOT structKeyExists(indexMap, children[i].xmlName)>
		<cfset indexMap[children[i].xmlName] = 0 />
	</cfif>
	<cfset indexMap[children[i].xmlName] += 1 />
	<li><a href="?path=<cfif url.path NEQ ''>#url.path#/</cfif>#children[i].xmlName#[#indexMap[children[i].xmlName]#]">#children[i].xmlName#</a></li>
</cfloop>
</ul>
</cfoutput>

Code for this page:

<cffile action="read"
	file="#getDirectoryFromPath(getCurrentTemplatePath())#app.cfm"
	variable="body" />
<cfoutput><pre>#htmlEditFormat(body)#</pre></cfoutput>