The online ad market is poised to grow by $50 billion as advertisers shift their  money from offline to online,  argues Morgan Stanley analyst Mary Meeker.

Below, you can see her charting out why she thinks it's going to happen. She says the time spent on the web is "out of whack" with the amount of money spent on  online advertising.

Too much money is spent on print and  TV. People spend more and more time online. Soon, the ad dollars will follow people to the web.

Don't miss the rest of Meeker's awesome presentation on the Web »