diff --git a/makefile b/makefile
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+latexs:
+	# set of latex-tools for latex.
+	# plugins:
+	zip latexSuite.zip plugin/imaps.vim
+	zip latexSuite.zip plugin/SyntaxFolds.vim
+	zip latexSuite.zip plugin/libList.vim
+	# ftplugins and others.
+	zip latexSuite.zip ftplugin/tex_latexSuite.vim
+	zip -R latexSuite.zip `find ftplugin/latex-suite -name '*' | grep -v CVS`
+	# documentation
+	zip latexSuite.zip doc/latex*.txt
+	# indentation
+	zip latexSuite.zip indent/tex.vim
+	# compiler
+	zip latexSuite.zip compiler/tex.vim
+	# external tools
+	zip latexSuite.zip vimlatex
+	zip latexSuite.zip ltags
+clean:
+	rm -f winmanager.zip
+	rm -f flisttree.zip
+	rm -f latexSuite.zip
+	rm -f minibe.zip
+	rm -f all.zip
+ltt:
+	rm -rf /tmp/ltt/vimfiles/ftplugin
+	cp -f latexSuite.zip /tmp/ltt/vimfiles/
+	cd /tmp/ltt/vimfiles; unzip latexSuite.zip