Adding material examples to README

README.md

@@ -23,9 +23,26 @@ WebGL based: [WebGLU](https://github.com/OneGeek/WebGLU), [GLGE](http://www.glge
 [![geometry_birds](http://mrdoob.github.com/three.js/assets/examples/08_birds.png)](http://mrdoob.github.com/three.js/examples/geometry_birds.html)
 [![geometry_earth](http://mrdoob.github.com/three.js/assets/examples/07_earth.png)](http://mrdoob.github.com/three.js/examples/geometry_earth.html)
 [![geometry_terrain](http://mrdoob.github.com/three.js/assets/examples/06_terrain.png)](http://mrdoob.github.com/three.js/examples/geometry_terrain.html)
-[![materials_video](http://mrdoob.github.com/three.js/assets/examples/05_video.png)](http://mrdoob.github.com/three.js/examples/materials_video.html)
 [![geometry_vr](http://mrdoob.github.com/three.js/assets/examples/04_vr.png)](http://mrdoob.github.com/three.js/examples/geometry_vr.html)
 [![geometry_cube](http://mrdoob.github.com/three.js/assets/examples/03_cube.png)](http://mrdoob.github.com/three.js/examples/geometry_cube.html)
+
+Materials
+
+[![materials](http://mrdoob.github.com/three.js/assets/examples/13_materials.png)](http://mrdoob.github.com/three.js/examples/materials.html)
+[![materials_cubemap](http://mrdoob.github.com/three.js/assets/examples/14_materials_cubemap.png)](http://mrdoob.github.com/three.js/examples/materials_cubemap.html)
+[![materials_cubemap_balls_reflection](http://mrdoob.github.com/three.js/assets/examples/15_materials_cubemap_balls_reflection.png)](http://mrdoob.github.com/three.js/examples/materials_cubemap_balls_reflection.html)
+[![materials_cubemap_balls_refraction](http://mrdoob.github.com/three.js/assets/examples/16_materials_cubemap_balls_refraction.png)](http://mrdoob.github.com/three.js/examples/materials_cubemap_balls_refraction.html)
+[![materials_cubemap_escher](http://mrdoob.github.com/three.js/assets/examples/17_materials_cubemap_escher.png)](http://mrdoob.github.com/three.js/examples/materials_cubemap_escher.html)
+[![materials_cubemap_refraction](http://mrdoob.github.com/three.js/assets/examples/18_materials_cubemap_refraction.png)](http://mrdoob.github.com/three.js/examples/materials_cubemap_refraction.html)
+[![materials_depth](http://mrdoob.github.com/three.js/assets/examples/19_materials_depth.png)](http://mrdoob.github.com/three.js/examples/materials_depth.html)
+[![materials_gl](http://mrdoob.github.com/three.js/assets/examples/20_materials_gl.png)](http://mrdoob.github.com/three.js/examples/materials_gl.html)
+[![materials_multimaterials](http://mrdoob.github.com/three.js/assets/examples/21_materials_multimaterials.png)](http://mrdoob.github.com/three.js/examples/materials_multimaterials.html)
+[![materials_normal](http://mrdoob.github.com/three.js/assets/examples/22_materials_normal.png)](http://mrdoob.github.com/three.js/examples/materials_normal.html)
+[![materials_shaders](http://mrdoob.github.com/three.js/assets/examples/23_materials_shaders.png)](http://mrdoob.github.com/three.js/examples/materials_shaders.html)
+[![materials_video](http://mrdoob.github.com/three.js/assets/examples/24_materials_video.png)](http://mrdoob.github.com/three.js/examples/materials_video.html)
+
+Particles
+
 [![particles_random](http://mrdoob.github.com/three.js/assets/examples/02_random.png)](http://mrdoob.github.com/three.js/examples/particles_random.html)
 [![particles_wave](http://mrdoob.github.com/three.js/assets/examples/01_waves.png)](http://mrdoob.github.com/three.js/examples/particles_waves.html)
 [![particles_floor](http://mrdoob.github.com/three.js/assets/examples/00_floor.png)](http://mrdoob.github.com/three.js/examples/particles_floor.html)
@@ -302,4 +319,4 @@ For creating a customised version of the library, including the source files in
 
 2010 04 24 - **r1** (15.25 kb)
 
-* First alpha release
+* First alpha release