diff --git a/TODO b/TODO
index f818737..832202e 100644
--- a/TODO
+++ b/TODO
@@ -1,3 +1,4 @@
+annot for closure-compiler:https://developers.google.com/closure/compiler/docs/js-for-compiler#generics 
 pdf:mobile device
 pdf:miui
 tmp dir: use pid
diff --git a/share/js_src/compile.sh b/share/js_src/compile.sh
index ced9016..3867aca 100755
--- a/share/js_src/compile.sh
+++ b/share/js_src/compile.sh
@@ -10,10 +10,7 @@ BASEDIR=$(dirname $0)
 OUTPUT="$BASEDIR/../pdf2htmlEX.js"
 
 (echo 'Building pdf2htmlEX.js with closure-compiler...' && \
-    tmpfile=$(mktemp 2>/dev/null) && \
-    java -jar "$BASEDIR/../../3rdparty/closure-compiler/compiler.jar" --compilation_level ADVANCED_OPTIMIZATIONS --process_jquery_primitives --externs "$BASEDIR/../jquery.js" --js "$BASEDIR/css_class_names.js" --js "$BASEDIR/viewer.js" > "$tmpfile" 2>/dev/null && \
-    cat "$BASEDIR/header.js" "$tmpfile" > "$OUTPUT" && \
-    rm -f -- "$tmpfile" && \
+    java -jar "$BASEDIR/../../3rdparty/closure-compiler/compiler.jar" --compilation_level ADVANCED_OPTIMIZATIONS --process_jquery_primitives --externs "$BASEDIR/../jquery.js" --js "$BASEDIR/header.js" --js "$BASEDIR/css_class_names.js" --js "$BASEDIR/viewer.js" > "$OUTPUT" 2>/dev/null && \
     echo 'Done.') || \
 (echo 'Failed. Read `3rdparty/closure-compiler/README` for more detail.' && \
 echo 'Fall back to naive concatenation' && \
diff --git a/share/js_src/header.js b/share/js_src/header.js
index 8735a81..c3c3895 100644
--- a/share/js_src/header.js
+++ b/share/js_src/header.js
@@ -1,3 +1,2 @@
-/* pdf2htmlEX.js * Copyright 2012,2013 Lu Wang <coolwanglu@gmail.com> and other contributors * https://github.com/coolwanglu/pdf2htmlex * https://github.com/coolwanglu/pdf2htmlEX/blob/master/share/LICENSE */
-/*! Depends on jQuery v@1.8.1 jquery.com | jquery.org/license */
-window.pdf2htmlEX = window.pdf2htmlEX || {};
+/** @license pdf2htmlEX.js * Copyright 2012,2013 Lu Wang <coolwanglu@gmail.com> and other contributors * https://github.com/coolwanglu/pdf2htmlex * https://github.com/coolwanglu/pdf2htmlEX/blob/master/share/LICENSE */
+window['pdf2htmlEX'] = window['pdf2htmlEX'] || {};