The Ommni Rosen next door to the convention center iskindda of pricey, about $200 night.
May be if you call in advance will be cheaper.
The avenue there is call International Drive (Idrive) call 411 for info or look it up on the phone book.
There is all kinds of smaller hotes all along I drive, but, they are about one to three miles walking distance from the conventon center.
There is a troley that runs free rides all along I drive till about 9:00pm
A taxi rde will cost about $15.00
If you go to
www.mapquest.com you can get specific information about all the different hotels in the area