Transfer pics camera computer

i went to this concert with my mother at the rose garden in oregon and i lost my camera the day of the concert and the concert was on my birthday so my dad bought me a new camera its silver didgital camera so i had to buy a special memory card for it so i did so the concert was on the 19th of augets 2010 now we are augest 20th 2010 and now i'am trying to import the memory card in to my toshiba computer and it dont fit please help me my tummy is turning i took great pics cuzz i had beautiful seats thanks :)