hi, i had a regular dvd burner in my pc... worked fine.. now i installed a new 1 which can burn DL .. so im happy bout that.. its LG GSA-H10A.. so now i load up nero with the dvd in the disk.. put about 8 gigs or so but nero sais its still over 4.5 gigs ?!?!?! do i need to install new drivers for this ? i uninstalled the old dvd burner drivers b4 plugging this 1 in... did i miss something ??