Trying to install Ubuntu on Windows

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http://askubuntu.com – I'm trying to install ubuntu with an usb stick, I used the Universal USB Installer/Pen Drive Linux's USB Installer to pack up the iso to the drive and everything went fine. But now when I boot into the ubuntu installer I come to the "Try Ubuntu" or "Install Ubuntu" I click Install Ubuntu and I come to the next screen, so far everything fine. I check the install updates and third party software, because I connected to my wifi using the standard dropdown in statusbar (used ubuntu with wubi for a month so now I want to install it normally), press continue and comes to the install ubuntu alongside (HowTos)