Is this an overall good laptop? I am in the US. What is the difference between different countries? Will I have trouble using it in the US?
http://cgi.ebay.com/HP-ZV6131US-Lap...6824942482QQcategoryZ3711QQrdZ1QQcmdZViewItem
http://cgi.ebay.com/HP-ZV6131US-Lap...6824942482QQcategoryZ3711QQrdZ1QQcmdZViewItem