replaced the "default SIG logo" with a nicer one; fixed the topic scrolling

behavior

INSTALL

@@ -25,6 +25,9 @@ Software requirements:
     * Apache Jakarta Servlet API, version 3.2, available from
       http://jakarta.apache.org.
     * Apache Tomcat version 3.2.1, available from http://jakarta.apache.org.
+      If you plan on using Apache-Tomcat integration, get at least 3.2.2b3, as
+      otherwise there will be a problem with file uploads (Bug#526 in the Apache
+      Jakarta Bug Database).
 
     It is recommended that you install JAXP, JSSE, JavaMail, JAF, and LOG4J
     by copying or symbolically linking their JAR files to the <jdk>/jre/lib/ext

src/com/silverwrist/venice/servlets/format/MenuSIG.java

@@ -40,7 +40,7 @@ public class MenuSIG implements ComponentRender
       image_url = ci.getPhotoURL();
       if (StringUtil.isStringEmpty(image_url))
       { // just hit the default
-	image_url = "default_sig_logo.gif";
+	image_url = "sig_other.jpg";
 	image_url_needs_fixup = true;
 
       } // end if

src/com/silverwrist/venice/servlets/format/SIGProfileData.java

@@ -113,7 +113,7 @@ public class SIGProfileData implements JSPRender
   {
     String tmp = ci.getPhotoURL();
     if (StringUtil.isStringEmpty(tmp))
-      tmp = rdat.getFullImagePath("default_sig_logo.gif");
+      tmp = rdat.getFullImagePath("sig_other.jpg");
     return tmp;
 
   } // end getSIGLogoURL

src/com/silverwrist/venice/servlets/format/TopicPosts.java

@@ -317,7 +317,7 @@ public class TopicPosts implements JSPRender
   public String getScrollUpLocator()
   {
     int new_first = first - engine.getNumPostsPerPage();
-    int new_last = last - 1;
+    int new_last = first - 1;
     if (new_first<0)
     { // normalize so we start at 0
       new_last += (-new_first);
@@ -333,14 +333,18 @@ public class TopicPosts implements JSPRender
 
   public boolean canScrollDown()
   {
-    return ((topic.getTotalMessages() - (1 + last))>=engine.getNumPostsPerPage());
+    return ((topic.getTotalMessages() - (1 + last))>0);
 
   } // end canScrollDown
 
   public String getScrollDownLocator()
   {
+    int new_last = last + engine.getNumPostsPerPage();
+    int my_last = topic.getTotalMessages() - 1;
+    if (new_last>my_last)
+      new_last = my_last;  // normalize so we end at the last post
     StringBuffer buf = new StringBuffer("p1=");
-    buf.append(last+1).append("&p2=").append(last+engine.getNumPostsPerPage());
+    buf.append(last+1).append("&p2=").append(new_last);
     return buf.toString();
 
   } // end getScrollDownLocator