If you're confused about config bits, start Windows Explorer (not Internet Explorer) and navigate to (typically) C:\Program Files\Microchip\MPASM Suite and open (for the F88) P16F88.INC. Scroll right to the bottom and you'll find the "official" equates for all the available config bit settings. These are the acceptable entries for the config line in the assembler. With this info and Chapter 15 of the datasheet to give you more detail, you can set them with ease.
As you've already found out, for the 16F88 a typical config line would look like this: