speed up my ssd netbook

* use ramdisk for temp file
1. install VSuite Ramdisk (Free Edition), or other ramdisk software.
2. make a ramdisk T: about 128MB
3. set system TMP TEMP env setting to T:\TEMP
4. make user.js in Application Data\Mozilla\Firefox\Profiles\xxxx
write

user_pref("browser.cache.disk.parent_directory", "T:\\Firefox\\");

in it
4.1 run "firefox.exe -p" to use a different profile and set it's location to ramdisk
5. now firefox cache and windows temp dir is set to ramdisk. so the system should be faster and safe the SSD's lifetime.