It's on sale at this price at Staples, but I don't know if this is a good buy. Thanks. Processor: AMD Turion II Dual-Core Mobile M520 Processor Memory (RAM): 4GB Memory Type: DDR2 Hard Drive Size: 320GB Hard Drive Type: SATA Optical Drive: SuperMulti 8X DVDñR/RW with Double Layer Support Display Size: 15.6" Display Type: High-Definition LED HP BrightView Widescreen Operating System: Microsoft Windows 7 Home Premium 64-bit Battery Type: 6-Cell Lithium-Ion (3.5 hours) Network Card: Wireless LAN 802.11b/g/n WLAN Video Graphics: ATI Mobility Radeon HD 4200 Graphics with 128MB Display Cache Other ports: 5-in-1 integrated Digital Media Reader # of USB slots: 4 Bluetooth Enabled: No Dimensions 14.9" (L) x 10.15" (D) x 1.33" (min H)/1.61" (max H) Weight 6.47lbs Warranty 1 year Extra Features: HP Imprint with the espresso design in high-gloss black & HP Webcam with integrated digital microphone We mainly use the computer for internet, Excel, word processing, and an occasional PowerPoint presentation. I am also taking a couple of introductory computer programming courses. Also, if I wanted a longer battery life, what's the ease/cost of getting a long-life battery put in? Thanks!