My phone (Cricket Huawei Ascend Android 2.1) will connect to the Wi-Fi network but when I open an app like YouTube I receive the error "There is no network connection right now." If I try downloading an app from the market the download will start but then it pauses itself and wont ever finish downloading, not even one percent of it. But when I connect to my brother's Wi-Fi in his home it works just fine. Even weirder is that it used to work months ago and now all of a sudden it doesn't