diff --git a/apps/routerconsole/java/src/net/i2p/router/web/ConfigAdvancedHelper.java b/apps/routerconsole/java/src/net/i2p/router/web/ConfigAdvancedHelper.java
index 0ee5c0b4f4..fd258828c4 100644
--- a/apps/routerconsole/java/src/net/i2p/router/web/ConfigAdvancedHelper.java
+++ b/apps/routerconsole/java/src/net/i2p/router/web/ConfigAdvancedHelper.java
@@ -6,7 +6,6 @@ import java.util.TreeMap;
 import net.i2p.data.DataHelper;
 
 public class ConfigAdvancedHelper extends HelperBase {
-    private final static String CHECKED = " checked=\"checked\" ";
     static final String PROP_FLOODFILL_PARTICIPANT = "router.floodfillParticipant";
 
     public String getSettings() {
diff --git a/apps/routerconsole/java/src/net/i2p/router/web/ConfigClientsHelper.java b/apps/routerconsole/java/src/net/i2p/router/web/ConfigClientsHelper.java
index de4e85f8be..69c4dca695 100644
--- a/apps/routerconsole/java/src/net/i2p/router/web/ConfigClientsHelper.java
+++ b/apps/routerconsole/java/src/net/i2p/router/web/ConfigClientsHelper.java
@@ -64,7 +64,7 @@ public class ConfigClientsHelper extends HelperBase {
         if ((mode == 0 && disabled) ||
             (mode == 1 && (!disabled) && (!ssl)) ||
             (mode == 2 && (!disabled) && ssl))
-            return "checked=\"checked\"";
+            return CHECKED;
         return "";
     }
 
@@ -72,7 +72,7 @@ public class ConfigClientsHelper extends HelperBase {
     public String getAuth() {
         boolean enabled =  _context.getBooleanProperty(PROP_AUTH);
         if (enabled)
-            return "checked=\"checked\"";
+            return CHECKED;
         return "";
     }
 
@@ -342,7 +342,7 @@ public class ConfigClientsHelper extends HelperBase {
         }
         buf.append("</td><td align=\"center\" width=\"10%\"><input type=\"checkbox\" class=\"optbox\" name=\"").append(index).append(".enabled\"");
         if (enabled) {
-            buf.append("checked=\"checked\" ");
+            buf.append(CHECKED);
             if (ro || preventDisable)
                 buf.append("disabled=\"disabled\" ");
         }
diff --git a/apps/routerconsole/java/src/net/i2p/router/web/ConfigNetHelper.java b/apps/routerconsole/java/src/net/i2p/router/web/ConfigNetHelper.java
index fbb94ddefc..36f6ee4dd6 100644
--- a/apps/routerconsole/java/src/net/i2p/router/web/ConfigNetHelper.java
+++ b/apps/routerconsole/java/src/net/i2p/router/web/ConfigNetHelper.java
@@ -25,7 +25,6 @@ public class ConfigNetHelper extends HelperBase {
     final static String PROP_I2NP_NTCP_PORT = "i2np.ntcp.port";
     final static String PROP_I2NP_NTCP_AUTO_PORT = "i2np.ntcp.autoport";
     final static String PROP_I2NP_NTCP_AUTO_IP = "i2np.ntcp.autoip";
-    private final static String CHECKED = " checked=\"checked\" ";
 
     public String getUdphostname() {
         return _context.getProperty(UDPTransport.PROP_EXTERNAL_HOST, ""); 
@@ -78,13 +77,6 @@ public class ConfigNetHelper extends HelperBase {
         return _context.getProperty(UDPTransport.PROP_INTERNAL_PORT, "unset");
     }
 
-    /** @param prop must default to false */
-    public String getChecked(String prop) {
-        if (_context.getBooleanProperty(prop))
-            return CHECKED;
-        return "";
-    }
-
     public String getDynamicKeysChecked() {
         return getChecked(Router.PROP_DYNAMIC_KEYS);
     }
diff --git a/apps/routerconsole/java/src/net/i2p/router/web/ConfigReseedHelper.java b/apps/routerconsole/java/src/net/i2p/router/web/ConfigReseedHelper.java
index 101a7a0845..0bacd172ab 100644
--- a/apps/routerconsole/java/src/net/i2p/router/web/ConfigReseedHelper.java
+++ b/apps/routerconsole/java/src/net/i2p/router/web/ConfigReseedHelper.java
@@ -56,34 +56,26 @@ public class ConfigReseedHelper extends HelperBase {
         if ((mode == 0 && (!disabled) && (!required)) ||
             (mode == 1 && (!disabled) && required) ||
             (mode == 2 && disabled))
-            return "checked=\"checked\"";
+            return CHECKED;
         return "";
     }
 
     public String getEnable() {
-        return checked(Reseeder.PROP_PROXY_ENABLE);
+        return getChecked(Reseeder.PROP_PROXY_ENABLE);
     }
 
     /** @since 0.8.9 */
     public String getAuth() {
-        return checked(Reseeder.PROP_PROXY_AUTH_ENABLE);
+        return getChecked(Reseeder.PROP_PROXY_AUTH_ENABLE);
     }
 
     public String getSenable() {
-        return checked(Reseeder.PROP_SPROXY_ENABLE);
+        return getChecked(Reseeder.PROP_SPROXY_ENABLE);
     }
 
     /** @since 0.8.9 */
     public String getSauth() {
-        return checked(Reseeder.PROP_SPROXY_AUTH_ENABLE);
-    }
-
-    /** @since 0.8.9 */
-    private String checked(String prop) {
-        boolean enabled =  _context.getBooleanProperty(prop);
-        if (enabled)
-            return "checked=\"checked\"";
-        return "";
+        return getChecked(Reseeder.PROP_SPROXY_AUTH_ENABLE);
     }
 
     public String getReseedURL() {
diff --git a/apps/routerconsole/java/src/net/i2p/router/web/ConfigUIHelper.java b/apps/routerconsole/java/src/net/i2p/router/web/ConfigUIHelper.java
index 1432de98b9..750f4d8c0e 100644
--- a/apps/routerconsole/java/src/net/i2p/router/web/ConfigUIHelper.java
+++ b/apps/routerconsole/java/src/net/i2p/router/web/ConfigUIHelper.java
@@ -14,13 +14,13 @@ public class ConfigUIHelper extends HelperBase {
         for (String theme : themes) {
             buf.append("<input type=\"radio\" class=\"optbox\" name=\"theme\" ");
             if (theme.equals(current))
-                buf.append("checked=\"checked\" ");
+                buf.append(CHECKED);
             buf.append("value=\"").append(theme).append("\">").append(_t(theme)).append("<br>\n");
         }
         boolean universalTheming = _context.getBooleanProperty(CSSHelper.PROP_UNIVERSAL_THEMING);
         buf.append("<input type=\"checkbox\" name=\"universalTheming\" ");
         if (universalTheming)
-            buf.append("checked=\"checked\" ");
+            buf.append(CHECKED);
         buf.append("value=\"1\">")
            .append(_t("Set theme universally across all apps"))
            .append("<br>\n");
@@ -32,7 +32,7 @@ public class ConfigUIHelper extends HelperBase {
         boolean forceMobileConsole = _context.getBooleanProperty(CSSHelper.PROP_FORCE_MOBILE_CONSOLE);
         buf.append("<input type=\"checkbox\" name=\"forceMobileConsole\" ");
         if (forceMobileConsole)
-            buf.append("checked=\"checked\" ");
+            buf.append(CHECKED);
         buf.append("value=\"1\">")
            .append(_t("Force the mobile console to be used"))
            .append("<br>\n");
@@ -138,7 +138,7 @@ public class ConfigUIHelper extends HelperBase {
             buf.append("<input type=\"radio\" class=\"optbox\" name=\"lang\" ");
             String lang = langs[i][0];
             if (lang.equals(current))
-                buf.append("checked=\"checked\" ");
+                buf.append(CHECKED);
             buf.append("value=\"").append(lang).append("\">")
                .append("<img height=\"11\" width=\"16\" alt=\"\" src=\"/flags.jsp?c=").append(langs[i][1]).append("\"> ");
             int under = lang.indexOf('_');
diff --git a/apps/routerconsole/java/src/net/i2p/router/web/ConfigUpdateHelper.java b/apps/routerconsole/java/src/net/i2p/router/web/ConfigUpdateHelper.java
index 93644982f8..3b3869025b 100644
--- a/apps/routerconsole/java/src/net/i2p/router/web/ConfigUpdateHelper.java
+++ b/apps/routerconsole/java/src/net/i2p/router/web/ConfigUpdateHelper.java
@@ -90,18 +90,14 @@ public class ConfigUpdateHelper extends HelperBase {
     }
     
     public String getUpdateUnsigned() {
-        if (_context.getBooleanProperty(ConfigUpdateHandler.PROP_UPDATE_UNSIGNED))
-            return "<input type=\"checkbox\" class=\"optbox\" value=\"true\" name=\"updateUnsigned\" checked=\"checked\" >";
-        else
-            return "<input type=\"checkbox\" class=\"optbox\" value=\"true\" name=\"updateUnsigned\" >";
+        return "<input type=\"checkbox\" class=\"optbox\" value=\"true\" name=\"updateUnsigned\" " +
+               getChecked(ConfigUpdateHandler.PROP_UPDATE_UNSIGNED) + '>';
     }
     
     /** @since 0.9.20 */
     public String getUpdateDevSU3() {
-        if (_context.getBooleanProperty(ConfigUpdateHandler.PROP_UPDATE_DEV_SU3))
-            return "<input type=\"checkbox\" class=\"optbox\" value=\"true\" name=\"updateDevSU3\" checked=\"checked\" >";
-        else
-            return "<input type=\"checkbox\" class=\"optbox\" value=\"true\" name=\"updateDevSU3\" >";
+        return "<input type=\"checkbox\" class=\"optbox\" value=\"true\" name=\"updateDevSU3\" " +
+               getChecked(ConfigUpdateHandler.PROP_UPDATE_DEV_SU3) + '>';
     }
     
     private static final long PERIODS[] = new long[] { 12*60*60*1000l, 24*60*60*1000l,
diff --git a/apps/routerconsole/java/src/net/i2p/router/web/GraphHelper.java b/apps/routerconsole/java/src/net/i2p/router/web/GraphHelper.java
index ab35a104a4..5beb2ba232 100644
--- a/apps/routerconsole/java/src/net/i2p/router/web/GraphHelper.java
+++ b/apps/routerconsole/java/src/net/i2p/router/web/GraphHelper.java
@@ -358,8 +358,8 @@ public class GraphHelper extends FormHandler {
                        "<input type=\"hidden\" name=\"action\" value=\"save\">\n" +
                        "<input type=\"hidden\" name=\"nonce\" value=\"" + nonce + "\" >\n");
             _out.write(_t("Periods") + ": <input size=\"5\" style=\"text-align: right;\" type=\"text\" name=\"periodCount\" value=\"" + _periodCount + "\"><br>\n");
-            _out.write(_t("Plot averages") + ": <input type=\"radio\" class=\"optbox\" name=\"showEvents\" value=\"false\" " + (_showEvents ? "" : "checked=\"checked\" ") + "> ");
-            _out.write(_t("or")+ " " +_t("plot events") + ": <input type=\"radio\" class=\"optbox\" name=\"showEvents\" value=\"true\" "+ (_showEvents ? "checked=\"checked\" " : "") + "><br>\n");
+            _out.write(_t("Plot averages") + ": <input type=\"radio\" class=\"optbox\" name=\"showEvents\" value=\"false\" " + (_showEvents ? "" : HelperBase.CHECKED) + "> ");
+            _out.write(_t("or")+ " " +_t("plot events") + ": <input type=\"radio\" class=\"optbox\" name=\"showEvents\" value=\"true\" "+ (_showEvents ? HelperBase.CHECKED : "") + "><br>\n");
             _out.write(_t("Image sizes") + ": " + _t("width") + ": <input size=\"4\" style=\"text-align: right;\" type=\"text\" name=\"width\" value=\"" + _width 
                        + "\"> " + _t("pixels") + ", " + _t("height") + ": <input size=\"4\" style=\"text-align: right;\" type=\"text\" name=\"height\" value=\"" + _height  
                        + "\"> " + _t("pixels") + "<br>\n");
@@ -382,7 +382,7 @@ public class GraphHelper extends FormHandler {
                        " <input type=\"checkbox\" class=\"optbox\" value=\"true\" name=\"persistent\"");
             boolean persistent = _context.getBooleanPropertyDefaultTrue(SummaryListener.PROP_PERSISTENT);
             if (persistent)
-                _out.write(" checked=\"checked\"");
+                _out.write(HelperBase.CHECKED);
             _out.write(">" +
                        "<hr><div class=\"formaction\"><input type=\"submit\" class=\"accept\" value=\"" + _t("Save settings and redraw graphs") + "\"></div></form>");
         } catch (IOException ioe) {
diff --git a/apps/routerconsole/java/src/net/i2p/router/web/HelperBase.java b/apps/routerconsole/java/src/net/i2p/router/web/HelperBase.java
index 4256cba3fc..12e2a173b5 100644
--- a/apps/routerconsole/java/src/net/i2p/router/web/HelperBase.java
+++ b/apps/routerconsole/java/src/net/i2p/router/web/HelperBase.java
@@ -12,6 +12,7 @@ public abstract class HelperBase {
     protected Writer _out;
 
     static final String PROP_ADVANCED = "routerconsole.advanced";
+    static final String CHECKED = " checked=\"checked\" ";
 
     /**
      * Configure this bean to query a particular router context
@@ -43,6 +44,19 @@ public abstract class HelperBase {
      */
     public void storeWriter(Writer out) { _out = out; }
 
+    /**
+     *  Is a boolean property set to true?
+     *
+     *  @param prop must default to false
+     *  @return non-null, either "" or " checked=\"checked\" "
+     *  @since 0.9.24 consolidated from various helpers
+     */
+    protected String getChecked(String prop) {
+        if (_context.getBooleanProperty(prop))
+            return CHECKED;
+        return "";
+    }
+
     /** translate a string */
     public String _t(String s) {
         return Messages.getString(s, _context);
diff --git a/apps/routerconsole/java/src/net/i2p/router/web/HomeHelper.java b/apps/routerconsole/java/src/net/i2p/router/web/HomeHelper.java
index 801d5d5ebb..cc6f017a5b 100644
--- a/apps/routerconsole/java/src/net/i2p/router/web/HomeHelper.java
+++ b/apps/routerconsole/java/src/net/i2p/router/web/HomeHelper.java
@@ -103,8 +103,7 @@ public class HomeHelper extends HelperBase {
     }
 
     public String getConfigHome() {
-        boolean oldHome = _context.getBooleanProperty(PROP_OLDHOME);
-        return oldHome ? "checked=\"checked\"" : "";
+        return getChecked(PROP_OLDHOME);
     }
 
     public String getProxyStatus() {