+JQUERY_VERSION=1.4.2
+JQUERY_PLUGINS=color form
+JQUERY_PLUGINS_PATHES=$(addprefix htdocs/javascript/jquery.,$(addsuffix .js,$(JQUERY_PLUGINS)))
+
+JQUERY_UI_VERSION=1.6
+JQUERY_UI=core tabs
+JQUERY_UI_PATHES=$(addprefix htdocs/javascript/jquery.ui.,$(addsuffix .js,$(JQUERY_UI)))
+
+JSTREE_VERSION=1.0rc2
+JSTREE_PATH=htdocs/javascript/jquery.jstree.js
+
+# TODO: jquery.autocomplete.js should rather be downloaded from an official source. The issue
+# is that the version we use is not available anymore on the Internet, and the latest version
+# we could use is not backward compatible with our current code.
+jquery: htdocs/javascript/jquery.js $(JQUERY_PLUGINS_PATHES) $(JQUERY_UI_PATHES) $(JSTREE_PATH)
+
+htdocs/javascript/jquery-$(JQUERY_VERSION).min.js: DOWNLOAD_SRC = http://jquery.com/src/$(@F)
+htdocs/javascript/jquery-$(JQUERY_VERSION).min.js:
+ @-rm htdocs/javascript/jquery-*.min.js
+ @$(download)
+
+htdocs/javascript/jquery.js: htdocs/javascript/jquery-$(JQUERY_VERSION).min.js
+ ln -snf $(<F) $@
+
+$(JQUERY_PLUGINS_PATHES): DOWNLOAD_SRC = http://plugins.jquery.com/files/$(@F)_0.txt
+$(JQUERY_PLUGINS_PATHES):
+ @-rm htdocs/javascript/jquery.ui*.$*.js
+ @$(download)
+
+htdocs/javascript/jquery.ui-$(JQUERY_UI_VERSION).%.js: DOWNLOAD_SRC = http://jquery-ui.googlecode.com/svn/tags/$(JQUERY_UI_VERSION)/ui/ui.$*.js
+htdocs/javascript/jquery.ui-$(JQUERY_UI_VERSION).%.js:
+ @$(download)
+
+$(JQUERY_UI_PATHES): htdocs/javascript/jquery.ui.%.js: htdocs/javascript/jquery.ui-$(JQUERY_UI_VERSION).%.js
+ ln -snf $(<F) $@
+
+$(JSTREE_PATH):
+ rm -f htdocs/javascript/jquery.jstree-*.js
+ mkdir spool/tmp/jstree
+ wget http://jstree.googlecode.com/files/jsTree.v.$(JSTREE_VERSION).zip -O spool/tmp/jstree/jquery.jstree-$(JSTREE_VERSION).zip
+ unzip spool/tmp/jstree/jquery.jstree-$(JSTREE_VERSION).zip -d spool/tmp/jstree/
+ mv -f spool/tmp/jstree/themes/default/style.css htdocs/css/jstree.css
+ mv -f spool/tmp/jstree/themes/default/d.png htdocs/images/jstree.png
+ mv -f spool/tmp/jstree/jquery.jstree.js htdocs/javascript/jquery.jstree-$(JSTREE_VERSION).js
+ sed -i -e 's/"d\.png"/"..\/images\/jstree.png"/' htdocs/css/jstree.css
+ sed -i -e 's/"throbber\.gif"/"..\/images\/wait.gif"/' htdocs/css/jstree.css
+ sed -i -e 's/#ffffee/inherit/' htdocs/css/jstree.css
+ ln -snf jquery.jstree-$(JSTREE_VERSION).js htdocs/javascript/jquery.jstree.js
+ rm -Rf spool/tmp/jstree