<clockemail@a...> wrote in message
news:1183653614.908936.37170@n......
> I welcome all suggestions as to how to solve the following problem,
> and I am fully prepared for mountains of criticism!.
>
> I am now prohibited from using XMLHttpRequest and template queries to
> return data from an SQL database as I had previously done. Therefore,
> I have been using an XMLHttpRequest to return the responseText of an
> aspx page that adds the returned data to a blank page using
> Response.Write. The blank aspx page has the following XML added to it
> by code.
> <xml>
>    <loaninfo>
>        <borrower>
>            <firstname>John</firstname>
>            <middlename>Fred</middlename>
>            <lastname>Harris</lastname>
>        </borrower>
>        <borrower>
>            <firstname>Frank</firstname>
>            <middlename>Bob</middlename>
>            <lastname>Smith</lastname>
>        </borrower>
>    </loaninfo>
> </xml>
>
> I use the following JavaScript code to return this xml to the aspx
> page where it is needed. The aspx page has the following data island
> included within the html.
>
> <xml id="xmlDataIsland">
> </xml>
>
> The http variable below has been properly set elsewhere in the code. I
> am just trying to minimize the necessary code inclusion.
>
> var url = "CreateXMLFile.aspx?strSearch=" + strSearchTerm;
> http.open("GET", url, true);
> http.onreadystatechange = handleHttpManualSearch;
> http.send(null);
>
> function handleHttpManualSearch() {
> if (http.readyState == 4)
> {
>    var strXML = http.responseText;
>    document.getElementById("xmlDataIsland").InnerXml = strXML;
>    alert("strXML = " +
> document.getElementById("xmlDataIsland").InnerXml);
> }
>
> The alert displays the xml exactly as it appears on the aspx page from
> which it was taken, including the <xml> tags. However, I have failed
> to find a way to refer to elements within the data island (I have also
> removed the <xml> tags from the responseText, which did not solve the
> problem). Is there a way in which I can step through the borrower
> nodes to obtain the data contained within, and make use of it in
> JavaScript? I was looking for something similar to the way that I
> would handle a responseXML in the following manner.
>
> var xmlDocument = http.responseXML;
> var root = xmlDocument.documentElement;
> if(root.getElementsByTagName('Message').length > 0)
> {
>    var strMessage =
> root.getElementsByTagName('borrower').item(0).firstChild.data;
> }
>

I'm a bit confused why you need to use data islands?
XMLHttpRequest has a ResponseXML property which will return an XML DOM when
the response content type is "text/xml".