What does the device manager have to say about the state of your driver?
I have hp pavillion laptop with touch screen tx1000 series has 32 bit home vista. All of sudden it can't find wireless connection. something about drivers for adpater, I went to hp web site reinstalled adapter drivers. Still can't see network. I also have 2 pc's one is a newer version hp pav notebook tx2400 and desktop and have no problems connecting with network it's broadband wireless not dialup. I can use any help you may have.