想要使用更改的节点值保存xslt应用的xml文件

I have created an XSLT for an XML and its node value is displayed as text. Now I want to save the original XML file as a new file with the changed values. The values are entered by user in xml generated html textboxes. I am using windows mobile(PDA) C# .net compact framework. Loading xslt applied xml file into webbrowser control.I have created an XSLT for an XML and its node