[xfce] need help in setting up a shared folder between Xubuntu and Win 7 laptop

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http://ubuntuforums.org – hi, I am having trouble getting my Ubuntu desktop to allow my windows 7 laptop share a folder on the desktop. It use to work, but now it doesn't My setup is this: Desktop = 12.04.01 running Xubuntu with xfce. It is 6 years old and does not have wireless networking built in so it is connected by ethernet cable to the wireless router. My laptop is Windows 7 that connects wirelessly to the router. I want a folder on my desktop that I can use to transfer files back and forth between it and the laptop. This use to work, but I have bought a USB wifi adaptor, plugged it into the deskto (Hardware)