How to update XML node by jQuery?

[palking]

\[code\]<id>1</id><Question>what is .net ??</Question> <option1>gdsg</option1> <option2>dg</option2> <option3>gfdgfdg</option3> <option4>gfdgfd</option4> <Marks>1</Marks> <USERANSWER></USERANSWER> <CorrectAnswer></CorrectAnswer> <DESCRIPTION></DESCRIPTION>\[/code\]this is my XML format, I want to update \[code\]<USERANSWER></USERANSWER>\[/code\] node by jQuery - how do I do that?and need only client side update without using webmethods and i have to use only html page and xml file.....in my application...