There are quite a few iPad copies floating about. I have an Advent Vega which costs £199.99 from Dixons, Currys and PC World.
ADVENT Vega Tablet PC - 512MB buy online | Currys
It supports flash player 10.2 which in turn lets you play you tube videos and access to full websites.
You can install the Amazon Kindle app which lets you read eBooks too.
It is based on Android 2.2 Froyo Operating system.