Check authorization from xml userwise

[taringa]

I have xml as below:\[code\]<?xml version="1.0" encoding="utf-8" ?><menus> <menu name="WeightManagement"> <user name="eu01\bsoni"></user> <user name="eu01\bve"></user> </menu> <menu name="CategoryManagement"> <user name="eu01\bsoni"></user> </menu></menus>\[/code\]I have windows authentication and want o check if user "eu01\bve" has access to Weight Management or CategoryManagement menu.How can I do with checking randomly from xml for menu and user?