j-script isnt working with j-jscript

i started using a javascript doc downloaded from this website " http://www.scriptdungeon.com/script.php?ScriptID=1284 " for my background. well it doesnt work in firefox with my date and time script or my counter script. is there anyway they can all live in harmony??

 

here's an example

http://spoonie3372.tripod.com/index.htm

 

for is rewriting some values , check the code