System Requirements

Hello i want to play L2 so much but when i install it and go to Login..It doesnt login(it doesnt show a messege or anything it is just there doing nothing saying loging or something i dont remember)

Here are my system requirements:

CPU:Intel Core i5

Memory:4gb

Video Card:GeForce 520M

Hard Disk:154gb free space

Direct X: Direct X 9.0

Operating System:Windows 7 Home premium 64 bit.