Apple's online store is currently offering an extensive selection of refurbished iMacs. 20-inch models start at $949 for 1GB of memory, 250GB hard drive and 2.0GHz processor or $999 for the 2.4GHz model with the same memory and hard drive specifications, and top off at $1,299 for the 2.66GHz model with 2GB of memory and 320GB hard drive. 24-inch iMacs start at $1,299 for 1GB of memory, 320GB har
