Howto:
1. ingame, get into the console and type:
con_noprint 0
bind "m" "toggle g_showplayerspeed" "" "default"
clear
2. close the console and press m, then start your run.
3. when you finished your run, press m again and type into the console:
condump run1.txt
4. now If you want to do another run, simply type:
clear
and goto step 2, just replace run1.txt with run2.txt in step 3
5. Now just go into 'My Documents/Enemy Territory Quake Wars Public Beta/base'
and copy the content of your run.txt file into this field: