Modification - Change from xml. and webview , - repost

I have a radio app. i like to add a webview to it (see image), and like to add radios from web ( xml from my website) and i like radios to be in category. See image for more info. I WILL CHOSE THE LOWER OFFER - and the developer which can fix today 15-20$ budget if you bid 21$ i will not chose you