i have a dell dim.e521 with windows vista installed.i bought a new hp.photosmart C4180 and can not get it to work.i dowloaded the vista drivers from hp's web site but they will not load.the tech.at hp Said i would have to order the cd to get it to work and that it would be aug.8th before they could ship it.is there another way to fix this are a faster way to get a disc?