The above is a pictorial view of the Electoral College voting as it stands as of October 10, 2012. As you can see by the map, the tan colored states are the tossup states and number of outstanding votes that exist in those states. There are 110 undecided votes so you will see the candidates focus heavily on these states in the next 27 days. The undecided electoral college voting states are:
As it stands today, President Obama is leading Mitt Romney 237 to 191 electoral college votes. To be elected President of the United States of America, one needs 270 total electoral college votes. The probability of these candidates becoming the President are:
For more on this analysis please see 270 To Win.