thank you so much, since noon to now i waited for your answer, thank you.
now by running ./install as you say, i have this error (part of the error):
tcl8.5.10 make succeeded.
Installing libtcl8.5.a to /home/me/Desktop/ns-allinone-2.35/lib/
cp: cannot create regular file ‘/home/me/Desktop/ns-allinone-2.35/lib/#inst.10978#’: Permission denied
rm: cannot remove ‘/home/me/Desktop/ns-allinone-2.35/lib/libtcl8.5.a’: Permission denied
mv: cannot stat ‘/home/me/Desktop/ns-allinone-2.35/lib/#inst.10978#’: No such file or directory
ranlib: could not create temporary file whilst writing archive: No more archived files
make: *** [install-binaries] Error 1
tcl8.5.10 installation failed.
Tcl is not part of the ns project. Please see
www.Scriptics.com
to see if they have a fix for your platform.