fix script to handle when select dropdown commented out

index.html

@@ -44,9 +44,9 @@
                 <i class="fas fa-search"></i>
             </div>
              <div class="theme-controls">
+                <!-- Color theme select dropdown commented out as requested
                 <select id="colorThemeSelect" class="theme-select" aria-label="Select color theme">                    
                     <option value="cyberpunk">Default</option>
-                    <!--
                     <option value="purple">Purple Dream</option>
                     <option value="nature">Nature's Touch</option>
                     <option value="sunset">Sunset Vibes</option>
@@ -58,10 +58,8 @@
                     <option value="pastel">Pastel Pop</option>
                     <option value="oceanic">Oceanic Breeze</option>
                     <option value="dracula">Dracula</option>  
-                -->
-
                 </select>
-     
+                -->
                 <button id="darkModeToggle" class="theme-toggle" aria-label="Toggle dark mode">
                     <i class="fas fa-moon"></i>
                 </button>

script.js

@@ -296,21 +296,27 @@ document.addEventListener('DOMContentLoaded', () => {
     });
 
     // Color theme initialization
-    const colorThemeSelect = document.getElementById('colorThemeSelect');
+    const colorThemeSelect = document.getElementById('colorThemeSelect'); // This will be null since we commented it out
     const savedColorTheme = localStorage.getItem('colorTheme');
     const defaultTheme = 'default';
 
     // Validate saved theme exists
     const initialTheme = colorThemes[savedColorTheme] ? savedColorTheme : defaultTheme;
+    // Only set the value if the element exists
+    if (colorThemeSelect) {
         colorThemeSelect.value = initialTheme;
+    }
     applyColorTheme(initialTheme);
     
     // Color theme change event listener
+    // Only add the event listener if the element exists
+    if (colorThemeSelect) {
         colorThemeSelect.addEventListener('change', (e) => {
             const selectedTheme = e.target.value;
             localStorage.setItem('colorTheme', selectedTheme);
             applyColorTheme(selectedTheme);
         });
+    }
 
     // Test if marked is loaded
     if (typeof marked === 'undefined') {