There's news of two new animated series', Blade on MTV and Hulk, will premiere alongside the continuing Spider-Man, which is being moved from MTV to "where kids expect to see it", and X-Men: Evolution on Kids' WB!
All of Marvel's upcoming tentpole movies, such as Fantastic Four and Iron Man, are being considered for television development as animated series'.
... so yes, we will get another series of the new Spidey. But it will be moving from MTV.