I have the SanDisk microSD™ and microSDHC™ with Adapter (haha, I copy and pasted that ;D) [http://www.sandisk.com/Products/Item(2537)-SDSDQ-8192-A11M-SanDisk_microSDHC_8GB_Card_with_SD_Adapter.aspx] and whenever I put it in my computer, it doesn't show ANY sign of being in there. What could be...