"Show me just what Mohammed brought that was new, and there you will find things only evil and inhuman, such as his command to spread by the sword the faith he preached." - Manuel II Palelologus
The reason it is called an ‘insignificant’ lead is because the 4 point lead is within the +/- 4 percentage point margin of error.
But I believe McCain will win, and win big. Obama has too much going against him: his race, his friends, his ideology, and his egotistical personality.