ok, lets see, i changed to Mate, and atleast now im able to read the menus, and everything looks normal !
i did that inxi -F u asked for, here are the results
System: Host Alejo-pc Kernel 3.0.0-12-generic x86_64 (64 bit) Desktop Gnome Distro Linux Mint 12 Lisa
Machine: Mobo Gigabyte model G41MT-S2P version x.x Bios Award version F1 date 12/31/2010
CPU: Dual core Intel Core2 Duo CPU E7400 (-MCP-) cache 3072 KB flags (lm nx sse sse2 sse3 sse4_1 ssse3)
Clock Speeds: (1) 1600.00 MHz (2) 1600.00 MHz
Graphics: Card: ATI RV730XT [Radeon HD 4670]
X.Org 1.10.4 drivers ati,fglrx unloaded: vesa,fbdev,radeon Resolution 1920x1080@60.0hz
GLX Renderer ATI Radeon HD 4600 Series GLX Version 3.3.11005 - CPC
Audio: Card-1 ATI RV710/730 driver HDA Intel Sound: ALSA v: 1.0.24
Card-2 Intel N10/ICH 7 Family High Definition Audio Controller driver HDA Intel
Network: Card Atheros AR8151 v1.0 Gigabit Ethernet driver atl1c
IF: eth0 state: up speed: 100 Mbps duplex: full mac: 1c:6f:65:6f:1e:2d
Drives: HDD Total Size: 820.2GB (0.6% used) 1: /dev/sda SAMSUNG_HD322HJ 320.1GB
2: /dev/sdb ST3500413AS 500.1GB
Partition: ID:/ size: 25G used: 4.3G (18%) fs: ext4 ID:swap-1 size: 4.29GB used: 0.00GB (0%) fs: swap
Sensors: Error: You do not have the sensors app installed.
Info: Processes 132 Uptime 13 min Memory 463.1/3960.7MB Client Shell inxi 1.7.7
what should i do now? what that driver that made everything looks wierd

!
thx !