diff --git a/README.md b/README.md
index fcd56b3..8de88cb 100644
--- a/README.md
+++ b/README.md
@@ -4,11 +4,11 @@
 
 A beautiful demo is worth a thousand words:
 
-- [**Typography**: generated by LaTeX](http://coolwanglu.github.com/pdf2htmlEX/demo/geneve.html) / [Original](https://github.com/raphink/geneve_1564/raw/master/geneve_1564.pdf)
-- [**Cheat Sheet**: complicated math formulas](http://coolwanglu.github.com/pdf2htmlEX/demo/cheat.html) / [Original](http://www.tug.org/texshowcase/cheat.pdf)
-- [**Scientific Paper**: text and figures](http://coolwanglu.github.com/pdf2htmlEX/demo/demo.html) / [Original](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.148.349&rep=rep1&type=pdf)
-- [**Full Circle Magazine**: read while downloaing](http://coolwanglu.github.com/pdf2htmlEX/demo/issue65_en.html) / [Original](http://dl.fullcirclemagazine.org/issue65_en.pdf)
-- [**Git Manual**: CJK support](http://coolwanglu.github.com/pdf2htmlEX/demo/chn.html) / [Original](http://files.cnblogs.com/phphuaibei/git%E6%90%AD%E5%BB%BA.pdf)
+- **Typography** (LaTeX): [HTML](http://coolwanglu.github.com/pdf2htmlEX/demo/geneve.html) / [PDF](https://github.com/raphink/geneve_1564/raw/master/geneve_1564.pdf)
+- **Cheat Sheet** (math formulas): [HTML](http://coolwanglu.github.com/pdf2htmlEX/demo/cheat.html) / [PDF](http://www.tug.org/texshowcase/cheat.pdf)
+- **Scientific Paper** (text and figures): [HTML](http://coolwanglu.github.com/pdf2htmlEX/demo/demo.html) / [PDF](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.148.349&rep=rep1&type=pdf)
+- **Full Circle Magazine** (read while downloading): [HTML](http://coolwanglu.github.com/pdf2htmlEX/demo/issue65_en.html) / [PDF](http://dl.fullcirclemagazine.org/issue65_en.pdf)
+- **Git Manual** (CJK support): [HTML](http://coolwanglu.github.com/pdf2htmlEX/demo/chn.html) / [PDF](http://files.cnblogs.com/phphuaibei/git%E6%90%AD%E5%BB%BA.pdf)
 - [Try your own files](https://github.com/coolwanglu/pdf2htmlEX/wiki/UploadDemo)
 
 [Browser requirements](https://github.com/coolwanglu/pdf2htmlEX/wiki/Browser-Requirements)