Merge branch 'gh-pages' of ssh://github.com/zingale/astro_animations …

…into gh-pages

old/index.html

@@ -67,9 +67,8 @@ <h3>Planetary Orbits and Kepler's Laws  [HD]</h3></th></tr>
     You will also see that the outer planet takes longer to complete its
     orbit around the Sun, since P<sup>2</sup> ~ a<sup>3</sup>.
 
-    <p>Movie of orbits: <br>
-    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/orbit2/orbit2.avi">orbit2.avi</A> [MS MPEG-4v2]<br>
-    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/orbit2/orbit2.mp4">orbit2.mp4</A> [H.264]
+    <p>Movie of orbits: 
+    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/orbit2/orbit2.mp4">orbit2.mp4</A> [FFmpeg H.264]
     </TD>
 
     <TD CLASS="odd"><IMG SRC="orbit2.png" WIDTH="240" HEIGHT="180" ALT="orbit2"></TD>
@@ -271,9 +270,8 @@ <H3>Phases of the Moon  [HD]</H3></th></tr>
     <p>A simple animation showing the phases of the Moon and the corresponding
        point in the Moons orbit around the Earth, with respect to the Sun.
 
-    <p>Phases animation: <br>
-    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/lunar_phases/lunar-phases.avi">lunar-phases.avi</A> [MS MPEG-4v2] <br>
-    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/lunar_phases/lunar-phases.mp4">lunar-phases.mp4</A> [H.264] <br>
+    <p>Phases animation: 
+    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/lunar_phases/lunar-phases.mp4">lunar-phases.mp4</A> [FFmpeg H.264] <br>
     </TD>
 
     <TD CLASS="even"><IMG SRC="phase-sm.png" WIDTH="240" HEIGHT="135" 
@@ -365,9 +363,8 @@ <H3>Resonances in the Asteroid Belt  [HD]</H3></th></tr>
        as they orbit around the Sun.  Some randomly placed asteroids are
        also shown.
 
-    <p>Seasons animation: <br>
-    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/asteroid_resonance/asteroids.avi">asteroids.avi</A> [MS MPEG-4v2] <br>
-    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/asteroid_resonance/asteroids.mp4">asteroids.mp4</A> [H.264] <br>
+    <p>Asteroid resonances animation: 
+    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/asteroid_resonance/asteroids.mp4">asteroids.mp4</A> [FFmpeg H.264] <br>
 
     </TD>
 
@@ -389,9 +386,8 @@ <H3>Tidal locking  [HD]</H3></th></tr>
       person rotate with the moon..  The tidal distortion is always
       along the planet-moon line.
 
-    <p>Tidal locking animation: <br>
-    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/tidal_locking/tidal_locking.avi">tidal_locking.avi</A> [MS MPEG-4v2] <br>
-    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/tidal_locking/tidal_locking.mp4">tidal_locking.mp4</A> [H.264] <br>
+    <p>Tidal locking animation:
+    <A HREF="https://github.com/zingale/astro_animations/raw/refs/heads/main/solar_system_motion/tidal_locking/tidal_locking.mp4">tidal_locking.mp4</A> [FFmpeg H.264] <br>
 
     </TD>