This one is from one running on AOL. They must not have got the media blitz notices.
Poll Results Which candidate fared better at his convention? John McCain 55% 243,451 Barack Obama 38% 168,951 It's a draw 7% 33,943 Note on Poll Results Total Votes: 446,345
Poll Results Have you changed your mind about who you're supporting as a result of the conventions? No 81% 332,562 Yes 15% 63,495 Still undecided 4% 15,504 Note on Poll Results Total Votes: 411,561
Poll Results Who do you plan to vote for in the fall? John McCain 59% 230,185 Barack Obama 36% 142,404 Haven't decided yet 3% 10,605 I'm not voting 1% 4,081 Another candidate 1% 3,039 Note on Poll Results Total Votes: 390,314
Poll Results Do you support the same party you supported in the last presidential election? Yes 80% 268,328 No 17% 55,780 Still undecided 3% 10,899 Note on Poll Results Total Votes: 335,007