I am a little bit confuse what to buy between these two. Somebody please help me out with regards to PRICE, GRAPHICS, BATTERY TIME and PERFORMANCE, what should I buy and why? HP Pavilion G7 (http://www.google.com/products/catalog?hl=en&q=hp+laptops+for+sale&sqi=2&cid=692568720220673133&ei=hVi-TtHuItCT4Abhz8C2BQ&ved=0CHQQrRI) HP ProBook 4530s (http://www.google.com/products/catalog?hl=en&sugexp=ppwl&cp=11&gs_id=15&xhr=t&q=hp+laptops+for+sale&rlz=1C2CHJX_enPK452PK456&gs_upl=&bav=on.2,or.r_gc.r_pw.,cf.osb&biw=1280&bih=933&um=1&ie=UTF-8&tbm=shop&cid=14136221428871047586&sa=X&ei=Sli-TovoJYi1hAebx-CqBA&sqi=2&ved=0CGIQ8gIwAw) and NO I don't know how ProBooks are different from Pavilion laptops ;( please clarify it too