diff --git a/index.html b/index.html
index b71c0a3..fad8591 100644
--- a/index.html
+++ b/index.html
@@ -924,7 +924,7 @@
             <font face="Verdana, sans-serif"
               ><font size="3"
                 >Special thanks to Don Hodges (<a
-                  href="http://www.donhodges.com/"
+                  href="https://www.donhodges.com/"
                   >www.donhodges.com</a
                 >) whose invaluable contributions to this guide can be found in
                 every
@@ -1465,9 +1465,9 @@
             <font face="Verdana, sans-serif"
               ><font size="3"
                 >arcade game can be found online including
-                <a href="http://en.wikipedia.org/wiki/Pacman">Wikipedia</a> and
+                <a href="https://en.wikipedia.org/wiki/Pacman">Wikipedia</a> and
                 the
-                <a href="http://www.klov.com/game_detail.php?game_id=10816"
+                <a href="https://www.klov.com/game_detail.php?game_id=10816"
                   >Killer List Of Video Games</a
                 >.</font
               ></font
@@ -3130,7 +3130,7 @@
     </table>
     <p>
       <embed
-        src="http://www.youtube.com/v/GI_kHYAUZOU&amp;hl=en&amp;fs=1&amp;rel=0"
+        src="https://www.youtube.com/v/GI_kHYAUZOU&amp;hl=en&amp;fs=1&amp;rel=0"
         type="application/x-shockwave-flash"
         NAME="Object1"
         ALIGN="BOTTOM"
@@ -3654,7 +3654,7 @@
     </table>
     <p>
       <embed
-        src="http://www.youtube.com/v/VbzW6iNDx9U&amp;hl=en&amp;fs=1&amp;rel=0"
+        src="https://www.youtube.com/v/VbzW6iNDx9U&amp;hl=en&amp;fs=1&amp;rel=0"
         type="application/x-shockwave-flash"
         NAME="Object2"
         ALIGN="BOTTOM"
@@ -4439,7 +4439,7 @@
               logic later). Don Hodges' website has an excellent article giving
               a thorough, code-level analysis of this bug, including the source
               code and a proposed fix&mdash;click
-              <a href="http://donhodges.com/pacman_pinky_explanation.htm"
+              <a href="https://donhodges.com/pacman_pinky_explanation.htm"
                 >here</a
               >
               to go there now.</font
@@ -5021,7 +5021,7 @@
               &ldquo;kill screen&rdquo;. Don Hodges' website has an in-depth
               article analyzing this bug that includes source code and a
               proposed fix&mdash;click
-              <a href="http://www.donhodges.com/how_high_can_you_get2.htm"
+              <a href="https://www.donhodges.com/how_high_can_you_get2.htm"
                 >here</a
               >
               to go there now.</font
@@ -5146,7 +5146,7 @@
     </table>
     <p>
       <embed
-        src="http://www.youtube.com/v/2K7orNZNGU8&amp;hl=en&amp;fs=1&amp;rel=0"
+        src="https://www.youtube.com/v/2K7orNZNGU8&amp;hl=en&amp;fs=1&amp;rel=0"
         type="application/x-shockwave-flash"
         NAME="Object3"
         ALIGN="BOTTOM"
@@ -5309,7 +5309,7 @@
     <ul>
       <li>
         <p>
-          <a href="http://www.donhodges.com/how_high_can_you_get2.htm"
+          <a href="https://www.donhodges.com/how_high_can_you_get2.htm"
             ><font face="Verdana, sans-serif"
               ><font size="3">Splitting Apart The Split Screen</font></font
             ></a
@@ -5330,7 +5330,7 @@
             width="200"
             height="259"
             border="0"
-          /><a href="http://www.donhodges.com/pacman_pinky_explanation.htm"
+          /><a href="https://www.donhodges.com/pacman_pinky_explanation.htm"
             ><font face="Verdana, sans-serif"
               ><font size="3"
                 >Pac-Man's Ghost Behavior Analyzed And Fixed</font
@@ -5346,7 +5346,7 @@
 
       <li>
         <p>
-          <a href="http://www.ascotti.org/programming/pie/hardware.htm"
+          <a href="https://www.ascotti.org/programming/pie/hardware.htm"
             ><font face="Verdana, sans-serif"
               ><font size="3"
                 >Pac-Man Hardware And Memory Layout Info</font
@@ -5362,7 +5362,7 @@
 
       <li>
         <p>
-          <a href="http://www.vecoven.com/elec/pacman/pacman.html"
+          <a href="https://www.vecoven.com/elec/pacman/pacman.html"
             ><font face="Verdana, sans-serif"
               ><font size="3">
                 Disassembly And Analysis Of Pac-Man Sound Code</font
@@ -5378,7 +5378,7 @@
 
       <li>
         <p>
-          <a href="http://www.zutco.com/pacman.htm"
+          <a href="https://www.zutco.com/pacman.htm"
             ><font face="Verdana, sans-serif"
               ><font size="3">The Virtual Pac-Man Museum</font></font
             ></a
@@ -5395,7 +5395,7 @@
       <li>
         <p>
           <a
-            href="http://classicgaming.gamespy.com/View.php?view=Articles.Detail&amp;id=249"
+            href="https://classicgaming.gamespy.com/View.php?view=Articles.Detail&amp;id=249"
             ><font face="Verdana, sans-serif"
               ><font size="3">Pacman: The Phenomenon &ndash; Part 1</font></font
             ></a
@@ -5409,7 +5409,7 @@
 
       <li>
         <p>
-          <a href="http://www.mameworld.info/net/pacman/history/p1_01.htm"
+          <a href="https://www.mameworld.info/net/pacman/history/p1_01.htm"
             ><font face="Verdana, sans-serif"
               ><font size="3">The History of Pac-Man</font></font
             ></a
@@ -5424,7 +5424,7 @@
       <li>
         <p>
           <a
-            href="http://www.arcade-history.com/?n=pac-man&amp;page=detail&amp;id=1914"
+            href="https://www.arcade-history.com/?n=pac-man&amp;page=detail&amp;id=1914"
             ><font face="Verdana, sans-serif"
               ><font size="3">Pac-Man Entry At Arcade History</font></font
             ></a
@@ -5438,7 +5438,7 @@
 
       <li>
         <p>
-          <a href="http://www.google.com/pacman/"
+          <a href="https://www.google.com/pacman/"
             ><font face="Verdana, sans-serif"
               ><font size="3">
                 Google's Pac-Man 30th Anniversary Doodle</font
@@ -5457,7 +5457,7 @@
       <li>
         <p>
           <a
-            href="http://gameinternals.com/post/2072558330/understanding-pac-man-ghost-behavior"
+            href="https://gameinternals.com/post/2072558330/understanding-pac-man-ghost-behavior"
             ><font face="Verdana, sans-serif"
               ><font size="3"> Understanding Pac-Man Ghost Behavior</font></font
             ></a
@@ -5472,7 +5472,7 @@
       <li>
         <p>
           <a
-            href="http://www.gamasutra.com/view/feature/3867/reawakening_the_sleeping_giant_.php"
+            href="https://www.gamedeveloper.com/design/reawakening-the-sleeping-giant-the-pac-man-ce-interview"
             ><font face="Verdana, sans-serif"
               ><font size="3"
                 >Reawakening The Sleeping Giant: The Pac-Man CE Interview</font
@@ -8343,7 +8343,7 @@
         type="text/html"
         width="480"
         height="390"
-        src="http://www.youtube.com/embed/JLfugsoU3d0?rel=0"
+        src="https://www.youtube.com/embed/JLfugsoU3d0?rel=0"
         frameborder="0"
         allowfullscreen
       ></iframe>
@@ -10330,7 +10330,7 @@
             ><font face="Verdana, sans-serif"
               ><span STYLE="font-weight: normal"
                 >recommend that you go to
-                <a href="http://www.google.com/">Google</a> right away and
+                <a href="https://www.google.com/">Google</a> right away and
                 search for &ldquo;pacman puckman ROMs MAME32&rdquo; because you
                 would probably find them after a little searching.</span
               ></font
@@ -10503,7 +10503,7 @@
         <td width="820">
           <p align="LEFT">
             <font face="Verdana, sans-serif"
-              >Click <a href="http://mamedev.org/">here</a> for the MAME
+              >Click <a href="https://mamedev.org/">here</a> for the MAME
               website.</font
             >
           </p>