usr/share/applications and I think you'll find solutions to some of your problems... power manager and mouse settings...
use chromium instead of Midori, easy fix...
I spend a good two hours tweaking a new install of any LXDE distro. I don't consider it an annoyance or hassle. With a little research, it's very easy to customize and that's one of the cool things about it.
Try this for clock
It will look like this
Saturday-Mar10 5:30.... that's the way I like it.
Ran R5 live with unetbootn, and the screen is stretched. Mouse stops about an inch above the bottom panel making it pretty useless unless hooked up to an external monitor with vga. Checked monitor settings and resolution was as it should be - 1024 x 600. Asus EeePC 1005HA.