diff --git a/docs/chsrc.png b/docs/image/chsrc.png
similarity index 100%
rename from docs/chsrc.png
rename to docs/image/chsrc.png
diff --git a/docs/index.html b/docs/index.html
index 9a2d791..ad2844f 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -73,7 +73,7 @@
 </div>
 <div class="textstyle1">  <h2 id="heading_15f9c727">
     <span class="textstyle14">
-      <span class="textstyle15">Copyright &#169; 2024-2025 </span>
+      <span class="textstyle15">Copyright &#169; 2023-2025 </span>
       <span class="textstyle15"><a href="https://github.com/RubyMetric" target="_blank">RubyMetric</a></span>
       </span>
     </h2>
diff --git a/docs/index_html.css b/docs/index_html.css
index 1eb89f2..08f3b8e 100644
--- a/docs/index_html.css
+++ b/docs/index_html.css
@@ -1,11 +1,11 @@
 h1, h2, h3 { margin:0; padding:0; font-weight:normal; font-style:normal; }
-a { color:#5D5D9E; }
-a:visited { color:#5D5D9E; }
-a:active { color:#5C615E; }
-a:hover { color:#B2B3B4; }
+a { color:#5D5D9E; } 
+a:visited { color:#5D5D9E; } 
+a:active { color:#5C615E; } 
+a:hover { color:#B2B3B4; } 
 body { background-color:#FFFFFF; padding:0;  margin: 0; }
 .textstyle1 { text-align:center; }
-#container_3e575098 { vertical-align: top; position:relative; display: inline-block; width:80%; min-height:413px; max-width:100%; background-color:#FFFFFF; background-image: url(./chsrc.png); background-position:center left; background-size:cover;  }
+#container_3e575098 { vertical-align: top; position:relative; display: inline-block; width:80%; min-height:413px; max-width:100%; background-color:#FFFFFF; background-image: url(image/chsrc.png); background-position:center left; background-size:cover;  }
 #container_3e575098_padding { margin: 10px; display: block;  }
 .textstyle2 { font-size:12pt; font-family:Arial, Helvetica, sans-serif; color:#000000;  }
 #container_1f421e47 { vertical-align: top; position:relative; display: inline-block; width:80%; min-height:150px; max-width:100%; background-color:#FFFFFF;  }