hello , i just wanted to ask how to use the scripts that are posted in this forum ,i ve used the search button and run into a post about this topic but i didnt find it usefull, so plz if anyone can explain i would be thankful.

also how to know items ,monsters id and else in general.

there was lot of topics about this
start here
http://forum.l2tower.eu/announcements.php?aid=3
than use some examples
http://forum.l2tower.eu/showthread.php?tid=178
not bad if you read also this
http://forum.l2tower.eu/showthread.php?tid=728

and when you extend your knowledge
1. copy code for forum, open L2TowerScript.exe
2. paste code
3. save in to dir: ../L2Tower/scripts
4. type in game: .cfg
5. open tab: Scripts
6. click "Play" button

info about items, monsters etc you can find in dir: ../L2Tower/config/[l2client_directory]/
they are in txt files so you can open it by notepad.