diff --git a/htroot/AccessPicture_p.java b/htroot/AccessPicture_p.java
index de5a64757..35a025622 100644
--- a/htroot/AccessPicture_p.java
+++ b/htroot/AccessPicture_p.java
@@ -65,7 +65,7 @@ public class AccessPicture_p {
             color_grid    = post.get("colorgrid",   color_grid);
             color_dot     = post.get("colordot",    color_dot);
             color_line    = post.get("colorline",   color_line);
-            corona        = !post.containsKey("corona") || post.getBoolean("corona", false);
+            corona        = !post.containsKey("corona") || post.getBoolean("corona");
             coronaangle   = (corona) ? post.getInt("coronaangle", 0) : -1;
         }
         if (coronaangle < 0) corona = false;
diff --git a/htroot/ConfigBasic.java b/htroot/ConfigBasic.java
index 14f7bbf61..ef545eb13 100644
--- a/htroot/ConfigBasic.java
+++ b/htroot/ConfigBasic.java
@@ -97,7 +97,7 @@ public class ConfigBasic {
         boolean ssl;
         if (post != null && post.getInt("port", 0) > 1023) {
             port = post.getLong("port", 8090);
-            ssl = post.getBoolean("withssl", false);
+            ssl = post.getBoolean("withssl");
         } else {
             port = env.getConfigLong("port", 8090); //this allows a low port, but it will only get one, if the user edits the config himself.
             ssl = env.getConfigBool("server.https", false);
diff --git a/htroot/ConfigPortal.java b/htroot/ConfigPortal.java
index 1fa1f80d8..561ada482 100644
--- a/htroot/ConfigPortal.java
+++ b/htroot/ConfigPortal.java
@@ -83,15 +83,15 @@ public class ConfigPortal {
                 sb.setConfig(SwitchboardConstants.SEARCH_ITEMS, post.getInt("maximumRecords", 10));
                 sb.setConfig(SwitchboardConstants.INDEX_FORWARD, post.get(SwitchboardConstants.INDEX_FORWARD, ""));
                 HTTPDFileHandler.indexForward = post.get(SwitchboardConstants.INDEX_FORWARD, "");
-                sb.setConfig("publicTopmenu", !post.containsKey("publicTopmenu") || post.getBoolean("publicTopmenu", true));
-                sb.setConfig("publicSearchpage", !post.containsKey("publicSearchpage") || post.getBoolean("publicSearchpage", true));
-                sb.setConfig("search.options", post.getBoolean("search.options", false));
+                sb.setConfig("publicTopmenu", !post.containsKey("publicTopmenu") || post.getBoolean("publicTopmenu"));
+                sb.setConfig("publicSearchpage", !post.containsKey("publicSearchpage") || post.getBoolean("publicSearchpage"));
+                sb.setConfig("search.options", post.getBoolean("search.options"));
 
-                sb.setConfig("interaction.userlogon.enabled", post.getBoolean("interaction.userlogon", false));
-                sb.setConfig(SwitchboardConstants.GREEDYLEARNING_ACTIVE, post.getBoolean(SwitchboardConstants.GREEDYLEARNING_ACTIVE, true));
+                sb.setConfig("interaction.userlogon.enabled", post.getBoolean("interaction.userlogon"));
+                sb.setConfig(SwitchboardConstants.GREEDYLEARNING_ACTIVE, post.getBoolean(SwitchboardConstants.GREEDYLEARNING_ACTIVE));
 
                 sb.setConfig(SwitchboardConstants.SEARCH_VERIFY, post.get("search.verify", "ifexist"));
-                sb.setConfig(SwitchboardConstants.SEARCH_VERIFY_DELETE, post.getBoolean("search.verify.delete", false));
+                sb.setConfig(SwitchboardConstants.SEARCH_VERIFY_DELETE, post.getBoolean("search.verify.delete"));
 
                 sb.setConfig("about.headline", post.get("about.headline", ""));
                 sb.setConfig("about.body", post.get("about.body", ""));
diff --git a/htroot/ConfigSearchPage_p.java b/htroot/ConfigSearchPage_p.java
index 94663e7a0..108845e35 100644
--- a/htroot/ConfigSearchPage_p.java
+++ b/htroot/ConfigSearchPage_p.java
@@ -59,34 +59,34 @@ public class ConfigSearchPage_p {
                 // store this call as api call
                 sb.tables.recordAPICall(post, "ConfigPortal.html", WorkTables.TABLE_API_TYPE_CONFIGURATION, "new portal design. greeting: " + newGreeting);
 
-                sb.setConfig("publicTopmenu", post.getBoolean("publicTopmenu", false));
-                sb.setConfig("search.options", post.getBoolean("search.options", false));
+                sb.setConfig("publicTopmenu", post.getBoolean("publicTopmenu"));
+                sb.setConfig("search.options", post.getBoolean("search.options"));
 
-                sb.setConfig("search.text", post.getBoolean("search.text", false));
-                sb.setConfig("search.image", post.getBoolean("search.image", false));
-                sb.setConfig("search.audio", post.getBoolean("search.audio", false));
-                sb.setConfig("search.video", post.getBoolean("search.video", false));
-                sb.setConfig("search.app", post.getBoolean("search.app", false));
+                sb.setConfig("search.text", post.getBoolean("search.text"));
+                sb.setConfig("search.image", post.getBoolean("search.image"));
+                sb.setConfig("search.audio", post.getBoolean("search.audio"));
+                sb.setConfig("search.video", post.getBoolean("search.video"));
+                sb.setConfig("search.app", post.getBoolean("search.app"));
 
-                sb.setConfig("search.result.show.date", post.getBoolean("search.result.show.date", false));
-                sb.setConfig("search.result.show.size", post.getBoolean("search.result.show.size", false));
-                sb.setConfig("search.result.show.metadata", post.getBoolean("search.result.show.metadata", false));
-                sb.setConfig("search.result.show.parser", post.getBoolean("search.result.show.parser", false));
-                sb.setConfig("search.result.show.citation", post.getBoolean("search.result.show.citation", false));
-                sb.setConfig("search.result.show.pictures", post.getBoolean("search.result.show.pictures", false));
-                sb.setConfig("search.result.show.cache", post.getBoolean("search.result.show.cache", false));
-                sb.setConfig("search.result.show.proxy", post.getBoolean("search.result.show.proxy", false));
-                sb.setConfig("search.result.show.hostbrowser", post.getBoolean("search.result.show.hostbrowser", false));
-                sb.setConfig("search.result.show.tags", post.getBoolean("search.result.show.tags", false));
+                sb.setConfig("search.result.show.date", post.getBoolean("search.result.show.date"));
+                sb.setConfig("search.result.show.size", post.getBoolean("search.result.show.size"));
+                sb.setConfig("search.result.show.metadata", post.getBoolean("search.result.show.metadata"));
+                sb.setConfig("search.result.show.parser", post.getBoolean("search.result.show.parser"));
+                sb.setConfig("search.result.show.citation", post.getBoolean("search.result.show.citation"));
+                sb.setConfig("search.result.show.pictures", post.getBoolean("search.result.show.pictures"));
+                sb.setConfig("search.result.show.cache", post.getBoolean("search.result.show.cache"));
+                sb.setConfig("search.result.show.proxy", post.getBoolean("search.result.show.proxy"));
+                sb.setConfig("search.result.show.hostbrowser", post.getBoolean("search.result.show.hostbrowser"));
+                sb.setConfig("search.result.show.tags", post.getBoolean("search.result.show.tags"));
 
                 // construct navigation String
                 String nav = "";
-                if (post.getBoolean("search.navigation.filetype", false)) nav += "filetype,";
-                if (post.getBoolean("search.navigation.protocol", false)) nav += "protocol,";
-                if (post.getBoolean("search.navigation.hosts", false)) nav += "hosts,";
-                if (post.getBoolean("search.navigation.authors", false)) nav += "authors,";
-                if (post.getBoolean("search.navigation.namespace", false)) nav += "namespace,";
-                if (post.getBoolean("search.navigation.topics", false)) nav += "topics,";
+                if (post.getBoolean("search.navigation.filetype")) nav += "filetype,";
+                if (post.getBoolean("search.navigation.protocol")) nav += "protocol,";
+                if (post.getBoolean("search.navigation.hosts")) nav += "hosts,";
+                if (post.getBoolean("search.navigation.authors")) nav += "authors,";
+                if (post.getBoolean("search.navigation.namespace")) nav += "namespace,";
+                if (post.getBoolean("search.navigation.topics")) nav += "topics,";
                 if (nav.endsWith(",")) nav = nav.substring(0, nav.length() - 1);
                 sb.setConfig("search.navigation", nav);
             }
diff --git a/htroot/ConfigUpdate_p.java b/htroot/ConfigUpdate_p.java
index 4e8877745..71bcdd7d5 100644
--- a/htroot/ConfigUpdate_p.java
+++ b/htroot/ConfigUpdate_p.java
@@ -157,7 +157,7 @@ public class ConfigUpdate_p {
                 sb.setConfig("update.cycle", Math.max(12, post.getLong("cycle", 168)));
                 sb.setConfig("update.blacklist", post.get("blacklist", ""));
                 sb.setConfig("update.concept", ("any".equals(post.get("releaseType", "any"))) ? "any" : "main");
-                sb.setConfig("update.onlySignedFiles", (post.getBoolean("onlySignedFiles", true)) ? "1" : "0");
+                sb.setConfig("update.onlySignedFiles", (post.getBoolean("onlySignedFiles")) ? "1" : "0");
             }
         }
 
diff --git a/htroot/Connections_p.java b/htroot/Connections_p.java
index 8134f53ab..efcf017df 100644
--- a/htroot/Connections_p.java
+++ b/htroot/Connections_p.java
@@ -61,7 +61,7 @@ public final class Connections_p {
         // determines if name lookup should be done or not
         final boolean doNameLookup;
         if (post != null) {
-            doNameLookup = post.getBoolean("nameLookup", false);
+            doNameLookup = post.getBoolean("nameLookup");
             if (post.containsKey("closeServerSession")) {
                 final String sessionName = post.get("closeServerSession", null);
                 sb.closeSessions(sessionName);
diff --git a/htroot/Crawler_p.java b/htroot/Crawler_p.java
index 915913286..1cd75ef15 100644
--- a/htroot/Crawler_p.java
+++ b/htroot/Crawler_p.java
@@ -171,7 +171,7 @@ public class Crawler_p {
                     long t = timeParser(true, post.getInt("deleteIfOlderNumber", -1), post.get("deleteIfOlderUnit","year")); // year, month, day, hour
                     if (t > 0) deleteageDate = new Date(t);
                 }
-                final boolean deleteold = (deleteage && deleteageDate != null) || (restrictedcrawl && post.getBoolean("deleteold", false));
+                final boolean deleteold = (deleteage && deleteageDate != null) || (restrictedcrawl && post.getBoolean("deleteold"));
                 
                 String crawlingStart0 = post.get("crawlingURL","").trim(); // the crawljob start url
                 String[] rootURLs0 = crawlingStart0.indexOf('\n') > 0 || crawlingStart0.indexOf('\r') > 0 ? crawlingStart0.split("[\\r\\n]+") : crawlingStart0.split(Pattern.quote("|"));
@@ -207,7 +207,7 @@ public class Crawler_p {
                 String ipMustMatch = post.get("ipMustmatch", CrawlProfile.MATCH_ALL_STRING);
                 final String ipMustNotMatch = post.get("ipMustnotmatch", CrawlProfile.MATCH_NEVER_STRING);
                 if (ipMustMatch.length() < 2) ipMustMatch = CrawlProfile.MATCH_ALL_STRING;
-                final String countryMustMatch = post.getBoolean("countryMustMatchSwitch", false) ? post.get("countryMustMatchList", "") : "";
+                final String countryMustMatch = post.getBoolean("countryMustMatchSwitch") ? post.get("countryMustMatchList", "") : "";
                 sb.setConfig("crawlingIPMustMatch", ipMustMatch);
                 sb.setConfig("crawlingIPMustNotMatch", ipMustNotMatch);
                 if (countryMustMatch.length() > 0) sb.setConfig("crawlingCountryMustMatch", countryMustMatch);
diff --git a/htroot/HostBrowser.java b/htroot/HostBrowser.java
index aa5a63404..7cfdc8a52 100644
--- a/htroot/HostBrowser.java
+++ b/htroot/HostBrowser.java
@@ -228,7 +228,7 @@ public class HostBrowser {
                 delete = true;
             }
             int facetcount=post.getInt("facetcount", 0);
-            boolean complete = post.getBoolean("complete", false);
+            boolean complete = post.getBoolean("complete");
             if (complete) { // we want only root paths for complete lists
                 p = path.indexOf('/', 10);
                 if (p > 0) path = path.substring(0, p + 1);
diff --git a/htroot/IndexFederated_p.html b/htroot/IndexFederated_p.html
index 0c6b31654..e5524a8e6 100644
--- a/htroot/IndexFederated_p.html
+++ b/htroot/IndexFederated_p.html
@@ -21,12 +21,12 @@
       Solr stores the main search index. It is the home of two cores, the default 'collection1' core for documents and the 'webgraph' core for a web structure graph. Detailed information about the used Solr fields can be edited in the <a href="/IndexSchema_p.html">Schema Editor</a>.
       <dl>
       
-      <dt class="TableCellDark"><input type="checkbox" name="solr.indexing.lazy" id="solr.indexing.lazy" #(solr.indexing.lazy.checked)#:: checked="checked"#(/solr.indexing.lazy.checked)# /></dt>
-      <dd>Lazy Value Initialization. If checked, only non-zero values and non-empty strings are written to Solr fields.</dd>
+      <dt class="TableCellDark">Lazy Value Initialization&nbsp;<input type="checkbox" name="solr.indexing.lazy" id="solr.indexing.lazy" #(solr.indexing.lazy.checked)#:: checked="checked"#(/solr.indexing.lazy.checked)# /></dt>
+      <dd>If checked, only non-zero values and non-empty strings are written to Solr fields.</dd>
         
       <dt>&nbsp;</dt><dd>&nbsp;</dd>
-      <dt>Use deep-embedded local Solr</dt>
-      <dd><input type="checkbox" name="core.service.fulltext" id="core_service_fulltext" #(core.service.fulltext.checked)#:: checked="checked"#(/core.service.fulltext.checked)# onclick="if(!document.getElementById('config').core_service_fulltext.checked) {document.getElementById('config').solr_indexing_solrremote.checked = true;}"/><br/>
+      <dt>Use deep-embedded local Solr&nbsp;<input type="checkbox" name="core.service.fulltext" id="core_service_fulltext" #(core.service.fulltext.checked)#:: checked="checked"#(/core.service.fulltext.checked)# onclick="if(!document.getElementById('config').core_service_fulltext.checked) {document.getElementById('config').solr_indexing_solrremote.checked = true;}"/></dt>
+      <dd>
       This will write the YaCy-embedded Solr index which stored within the YaCy DATA directory.<br/>
       The Solr native search interface is accessible at<br/>
       <a href="/solr/select?q=*:*&start=0&rows=3&core=collection1">/solr/select?q=*:*&start=0&rows=3&core=collection1</a>
@@ -34,12 +34,10 @@
       <a href="/solr/select?q=*:*&start=0&rows=3&core=webgraph">/solr/select?q=*:*&start=0&rows=3&core=webgraph</a> for the webgraph core.<br/>
       If you switch off this index, a remote Solr must be activated.</dd>
       
-      <dt><input type="submit" name="set" value="Set" /></dt><dd></dd>
-      <dt>Use remote Solr server(s)</dt>
-      <dd><input type="checkbox" name="solr.indexing.solrremote" id="solr_indexing_solrremote" #(solr.indexing.solrremote.checked)#:: checked="checked"#(/solr.indexing.solrremote.checked)# onclick="if(!document.getElementById('config').solr_indexing_solrremote.checked) {document.getElementById('config').core_service_fulltext.checked = true;}"/><br/>
-      Here you can define a single or a set of remote solr servers. If both, an internal and an external Solr is used, then both are mirrored.
-      That means, every write request goes to internal and external Solr, but a read request goes only to the internal index.
-      Only if the internal index does not give any result on a search request, also the remote is requested.</dd>	
+      <dt>Use remote Solr server(s)&nbsp;<input type="checkbox" name="solr.indexing.solrremote" id="solr_indexing_solrremote" #(solr.indexing.solrremote.checked)#:: checked="checked"#(/solr.indexing.solrremote.checked)# onclick="if(!document.getElementById('config').solr_indexing_solrremote.checked) {document.getElementById('config').core_service_fulltext.checked = true;}"/></dt>
+      <dd>It's easy to <a href="http://www.yacy-websearch.net/wiki/index.php/Dev:Solr" target="_blank">attach an external Solr to YaCy</a>.
+      This external Solr can be used instead the internal Solr. It can also be used additionally to the internal Solr, then both Solr indexes are mirrored. 
+      </dd>	
       
       #(table)#::
         <dt class="TableCellDark">&nbsp;</dt>
@@ -70,34 +68,14 @@
       <dt class="TableCellDark"></dt>
       <dd>Sharding Method<br/><input type="text" size="50" maxlength="50" value="#[solr.indexing.sharding]#" name="solr.indexing.sharding" id="solr.indexing.sharding" disabled="disabled"/></dd>
 
-      <dt><input type="submit" name="set" value="Set" /></dt><dd></dd>
-      <dt></dt><dd>
-      An <strong>external Solr installation</strong> is easily done following these steps (by example for Solr 4.1.0):
-      <ul>
-      <li>Download solr-4.1.0.tgz from http://lucene.apache.org/solr/</li>
-      <li>Decompress solr-4.1.0.tgz (with 'tar xfz solr-4.1.0.tgz') and put solr-4.1.0 into ~/</li>
-      <li>Consider that YaCy is already running and stored in  ~/yacy/</li>
-      <li>To configure the multi-core configuration of YaCy, execute:<br>
-      <pre>mkdir ~/solr-4.1.0/example/solr/webgraph
-cp -R ~/solr-4.1.0/example/solr/collection1/conf ~/solr-4.1.0/example/solr/webgraph/conf
-~/yacy/bin/apicat.sh /api/schema.xml?core=collection1 > ~/solr-4.1.0/example/solr/collection1/conf/schema.xml
-~/yacy/bin/apicat.sh /api/schema.xml?core=webgraph > ~/solr-4.1.0/example/solr/webgraph/conf/schema.xml</pre></li>
-      <li>edit ~/solr-4.1.0/example/solr/solr.xml and put in the following content:<br/>
-      <pre>&lt;?xml version="1.0" encoding="UTF-8" ?&gt;
-&lt;solr persistent="true"&gt;
-  &lt;cores adminPath="/admin/cores" defaultCoreName="collection1"&gt;
-    &lt;core name="collection1" instanceDir="collection1" /&gt;
-    &lt;core name="webgraph" instanceDir="webgraph" /&gt;
-  &lt;/cores&gt;
-&lt;/solr&gt;</pre></li>
-     <li>Finally, start the external Solr with:<br>
-      <pre>cd ~/solr-4.1.0/example/ && java -jar start.jar</pre></li>
-      <li>open <a href="http://localhost:8983/solr/">http://localhost:8983/solr/</a> to visit Solr's administration console.</li>
-      </ul>
+      <dt><input type="submit" name="setsolr" value="Set" /></dt><dd></dd>
+
       </dd>
       </dl>
       </fieldset>
-      
+    </form>
+    
+    <form id="config" action="IndexFederated_p.html" method="get" enctype="multipart/form-data" accept-charset="UTF-8">
       <fieldset>
       <legend>
         Web Structure Index
@@ -111,11 +89,13 @@ cp -R ~/solr-4.1.0/example/solr/collection1/conf ~/solr-4.1.0/example/solr/webgr
       <dt><input type="checkbox" name="core.service.webgraph.tmp" id="core_service_webgraph" #(core.service.webgraph.tmp.checked)#:: checked="checked"#(/core.service.webgraph.tmp.checked)# /></dt>
       <dd>use webgraph search index (rich information in second Solr core)</dd>
       
-      <dt><input type="submit" name="set" value="Set" /></dt><dd></dd>
+      <dt><input type="submit" name="setcitation" value="Set" /></dt><dd></dd>
       </dl>
       </fieldset>
+    </form>
       
       <!--
+    <form id="config" action="IndexFederated_p.html" method="get" enctype="multipart/form-data" accept-charset="UTF-8">
       <fieldset>
       <legend>
         Content Semantics
@@ -126,11 +106,13 @@ cp -R ~/solr-4.1.0/example/solr/collection1/conf ~/solr-4.1.0/example/solr/webgr
       <dt><input type="checkbox" name="core.service.jena.tmp" id="core_service_jena" #(core.service.jena.tmp.checked)#:: checked="checked"#(/core.service.jena.tmp.checked)# /></dt>
       <dd>write document metadata to the Jena index.</dd>
       
-      <dt><input type="submit" name="set" value="Set" /></dt><dd></dd>
+      <dt><input type="submit" name="setjena" value="Set" /></dt><dd></dd>
       </dl>
       </fieldset>
+    </form>
       -->
       
+    <form id="config" action="IndexFederated_p.html" method="get" enctype="multipart/form-data" accept-charset="UTF-8">
       <fieldset>
       <legend>
         Peer-to-Peer Operation
@@ -141,7 +123,7 @@ cp -R ~/solr-4.1.0/example/solr/collection1/conf ~/solr-4.1.0/example/solr/webgr
       <dt><input type="checkbox" name="core.service.rwi.tmp" id="core_service_rwi" #(core.service.rwi.tmp.checked)#:: checked="checked"#(/core.service.rwi.tmp.checked)# /></dt>
       <dd>support peer-to-peer index transmission (DHT RWI index)</dd>
       
-      <dt><input type="submit" name="set" value="Set" /></dt><dd></dd>
+      <dt><input type="submit" name="setrwi" value="Set" /></dt><dd></dd>
       </dl>
       </fieldset>
     </form>
diff --git a/htroot/IndexFederated_p.java b/htroot/IndexFederated_p.java
index 6008cd4ec..86f2928d3 100644
--- a/htroot/IndexFederated_p.java
+++ b/htroot/IndexFederated_p.java
@@ -46,9 +46,9 @@ public class IndexFederated_p {
         final serverObjects prop = new serverObjects();
         final Switchboard sb = (Switchboard) env;
 
-        if (post != null && post.containsKey("set")) {
+        if (post != null && post.containsKey("setrwi")) {
             //yacy
-            boolean post_core_rwi = post.getBoolean(SwitchboardConstants.CORE_SERVICE_RWI, false);
+            boolean post_core_rwi = post.getBoolean(SwitchboardConstants.CORE_SERVICE_RWI);
             final boolean previous_core_rwi = sb.index.connectedRWI() && env.getConfigBool(SwitchboardConstants.CORE_SERVICE_RWI, false);
             env.setConfig(SwitchboardConstants.CORE_SERVICE_RWI, post_core_rwi);
             if (previous_core_rwi && !post_core_rwi) sb.index.disconnectRWI(); // switch off
@@ -57,8 +57,10 @@ public class IndexFederated_p {
                 final long fileSizeMax = (OS.isWindows) ? sb.getConfigLong("filesize.max.win", Integer.MAX_VALUE) : sb.getConfigLong( "filesize.max.other", Integer.MAX_VALUE);
                 sb.index.connectRWI(wordCacheMaxCount, fileSizeMax);
             } catch (final IOException e) { ConcurrentLog.logException(e); } // switch on
+        }
 
-            boolean post_core_citation = post.getBoolean(SwitchboardConstants.CORE_SERVICE_CITATION, false);
+        if (post != null && post.containsKey("setcitation")) {
+            boolean post_core_citation = post.getBoolean(SwitchboardConstants.CORE_SERVICE_CITATION);
             final boolean previous_core_citation = sb.index.connectedCitation() && env.getConfigBool(SwitchboardConstants.CORE_SERVICE_CITATION, false);
             env.setConfig(SwitchboardConstants.CORE_SERVICE_CITATION, post_core_citation);
             if (previous_core_citation && !post_core_citation) sb.index.disconnectCitation(); // switch off
@@ -67,8 +69,18 @@ public class IndexFederated_p {
                 final long fileSizeMax = (OS.isWindows) ? sb.getConfigLong("filesize.max.win", Integer.MAX_VALUE) : sb.getConfigLong( "filesize.max.other", Integer.MAX_VALUE);
                 sb.index.connectCitation(wordCacheMaxCount, fileSizeMax);
             } catch (final IOException e) { ConcurrentLog.logException(e); } // switch on
+            boolean webgraph = post.getBoolean(SwitchboardConstants.CORE_SERVICE_WEBGRAPH);
+            sb.index.fulltext().writeWebgraph(webgraph);
+            env.setConfig(SwitchboardConstants.CORE_SERVICE_WEBGRAPH, webgraph);
+        }
 
-            boolean post_core_fulltext = post.getBoolean(SwitchboardConstants.CORE_SERVICE_FULLTEXT, true);
+        if (post != null && post.containsKey("setjena")) {
+            boolean jena = post.getBoolean(SwitchboardConstants.CORE_SERVICE_JENA);
+            env.setConfig(SwitchboardConstants.CORE_SERVICE_JENA, jena);
+        }
+        
+        if (post != null && post.containsKey("setsolr")) {
+            boolean post_core_fulltext = post.getBoolean(SwitchboardConstants.CORE_SERVICE_FULLTEXT);
             final boolean previous_core_fulltext = sb.index.fulltext().connectedLocalSolr() && env.getConfigBool(SwitchboardConstants.CORE_SERVICE_FULLTEXT, false);
             env.setConfig(SwitchboardConstants.CORE_SERVICE_FULLTEXT, post_core_fulltext);
 
@@ -82,18 +94,11 @@ public class IndexFederated_p {
                 sb.index.connectUrlDb(sb.useTailCache, sb.exceed134217727);
                 try { sb.index.fulltext().connectLocalSolr(); } catch (final IOException e) { ConcurrentLog.logException(e); }
             }
-
-            boolean webgraph = post.getBoolean(SwitchboardConstants.CORE_SERVICE_WEBGRAPH, false);
-            sb.index.fulltext().writeWebgraph(webgraph);
-            env.setConfig(SwitchboardConstants.CORE_SERVICE_WEBGRAPH, webgraph);
-            
-            boolean jena = post.getBoolean(SwitchboardConstants.CORE_SERVICE_JENA, false);
-            env.setConfig(SwitchboardConstants.CORE_SERVICE_JENA, jena);
             
             // solr
             final boolean solrRemoteWasOn = sb.index.fulltext().connectedRemoteSolr() && env.getConfigBool(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_ENABLED, true);
             String solrurls = post.get("solr.indexing.url", env.getConfig(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_URL, "http://127.0.0.1:8983/solr"));
-            final boolean solrRemoteIsOnAfterwards = post.getBoolean("solr.indexing.solrremote", false) & solrurls.length() > 0;
+            final boolean solrRemoteIsOnAfterwards = post.getBoolean("solr.indexing.solrremote") & solrurls.length() > 0;
             env.setConfig(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_ENABLED, solrRemoteIsOnAfterwards);
             final BufferedReader r = new BufferedReader(new InputStreamReader(new ByteArrayInputStream(UTF8.getBytes(solrurls))));
             final StringBuilder s = new StringBuilder();
@@ -148,7 +153,7 @@ public class IndexFederated_p {
                 ConcurrentLog.severe("IndexFederated_p", "change of solr connection failed", e);
             }
             
-            boolean lazy = post.getBoolean("solr.indexing.lazy", true);
+            boolean lazy = post.getBoolean("solr.indexing.lazy");
             env.setConfig(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_LAZY, lazy);
         }
 
diff --git a/htroot/NetworkPicture.java b/htroot/NetworkPicture.java
index b57bd2787..a48e7356d 100644
--- a/htroot/NetworkPicture.java
+++ b/htroot/NetworkPicture.java
@@ -90,7 +90,7 @@ public class NetworkPicture
             passiveLimit = post.getInt("pal", passiveLimit);
             potentialLimit = post.getInt("pol", potentialLimit);
             maxCount = post.getInt("max", maxCount);
-            corona = post.getBoolean("corona", true);
+            corona = post.getBoolean("corona");
             coronaangle = (corona) ? post.getInt("coronaangle", 0) : -1;
             communicationTimeout = post.getLong("ct", -1);
             bgcolor = post.get("bgcolor", bgcolor);
diff --git a/htroot/PeerLoadPicture.java b/htroot/PeerLoadPicture.java
index 2b8d46dcf..3482279cf 100644
--- a/htroot/PeerLoadPicture.java
+++ b/htroot/PeerLoadPicture.java
@@ -22,7 +22,7 @@ public class PeerLoadPicture {
         if (post != null) {
             width = post.getInt("width", 800);
             height = post.getInt("height", 600);
-            showidle = post.getBoolean("showidle", false);
+            showidle = post.getBoolean("showidle");
         }
 
         final CircleThreadPiece idle = new CircleThreadPiece("Idle", new Color(170, 255, 170));
diff --git a/htroot/Status.java b/htroot/Status.java
index 0e1198e51..3a4622674 100644
--- a/htroot/Status.java
+++ b/htroot/Status.java
@@ -102,11 +102,11 @@ public class Status
                 ByteCount.resetCount();
                 redirect = true;
             } else if ( post.containsKey("popup") ) {
-                final boolean trigger_enabled = post.getBoolean("popup", false);
+                final boolean trigger_enabled = post.getBoolean("popup");
                 sb.setConfig("browserPopUpTrigger", trigger_enabled);
                 redirect = true;
             } else if ( post.containsKey("tray") ) {
-                final boolean trigger_enabled = post.getBoolean("tray", false);
+                final boolean trigger_enabled = post.getBoolean("tray");
                 sb.setConfig("trayIcon", trigger_enabled);
                 redirect = true;
             }
diff --git a/htroot/Table_API_p.java b/htroot/Table_API_p.java
index 4c854a1d0..6b3689343 100644
--- a/htroot/Table_API_p.java
+++ b/htroot/Table_API_p.java
@@ -65,7 +65,7 @@ public class Table_API_p {
             startRecord = 0;
             maximumRecords = 1000;
         }
-        final boolean inline = (post != null && post.getBoolean("inline", false));
+        final boolean inline = (post != null && post.getBoolean("inline"));
 
         prop.put("inline", (inline) ? 1 : 0);
 
diff --git a/htroot/Threaddump_p.java b/htroot/Threaddump_p.java
index c54a5ccfc..c60ef6d0f 100644
--- a/htroot/Threaddump_p.java
+++ b/htroot/Threaddump_p.java
@@ -49,7 +49,7 @@ public class Threaddump_p {
 
     	final StringBuilder buffer = new StringBuilder(1000);
 
-	    final boolean plain = post != null && post.getBoolean("plain", false);
+	    final boolean plain = post != null && post.getBoolean("plain");
 	    final int sleep = (post == null) ? 0 : post.getInt("sleep", 0); // a sleep before creation of a thread dump can be used for profiling
 	    if (sleep > 0) try {Thread.sleep(sleep);} catch (final InterruptedException e) {}
 	    prop.put("dump", "1");
diff --git a/htroot/ViewFile.java b/htroot/ViewFile.java
index 40be24cfe..5482bac56 100644
--- a/htroot/ViewFile.java
+++ b/htroot/ViewFile.java
@@ -129,7 +129,7 @@ public class ViewFile {
             // define an url by post parameter
             url = new DigestURI(MultiProtocolURI.unescape(urlString));
             urlHash = ASCII.String(url.hash());
-            pre = post.getBoolean("pre", false);
+            pre = post.getBoolean("pre");
         } catch (final MalformedURLException e) {}
 
         URIMetadataNode urlEntry = null;
diff --git a/htroot/api/ymarks/import_ymark.java b/htroot/api/ymarks/import_ymark.java
index e4c890c94..daceeefb4 100644
--- a/htroot/api/ymarks/import_ymark.java
+++ b/htroot/api/ymarks/import_ymark.java
@@ -62,7 +62,7 @@ public class import_ymark {
         	boolean merge = false;
         	boolean empty = false;
         	final String indexing = post.get("indexing", "off");
-        	final boolean medialink = post.getBoolean("medialink", false);
+        	final boolean medialink = post.getBoolean("medialink");
 
         	if(post.containsKey("autotag") && !post.get("autotag", "off").equals("off")) {
         		autotag = true;
diff --git a/htroot/opensearchdescription.java b/htroot/opensearchdescription.java
index af08b6dfd..4e7bef9d1 100644
--- a/htroot/opensearchdescription.java
+++ b/htroot/opensearchdescription.java
@@ -44,7 +44,7 @@ public class opensearchdescription {
         if (thisaddress.indexOf(':',0) == -1) thisaddress += ":" + serverCore.getPortNr(env.getConfig("port", "8090"));
 
         int compareyacy = 0;
-        if (post != null && post.getBoolean("compare_yacy", false)) compareyacy = 1;
+        if (post != null && post.getBoolean("compare_yacy")) compareyacy = 1;
 
         final serverObjects prop = new serverObjects();
         prop.put("compareyacy", compareyacy);
diff --git a/source/net/yacy/server/serverObjects.java b/source/net/yacy/server/serverObjects.java
index ee70108e0..f844d8f28 100644
--- a/source/net/yacy/server/serverObjects.java
+++ b/source/net/yacy/server/serverObjects.java
@@ -445,9 +445,18 @@ public class serverObjects implements Serializable, Cloneable {
         }
     }
 
-    public boolean getBoolean(final String key, final boolean dflt) {
+    /**
+     * get the boolean value of a post field
+     * DO NOT INTRODUCE A DEFAULT FIELD HERE,
+     * this is an application for html checkboxes which do not appear
+     * in the post if they are not selected.
+     * Therefore the default value MUST be always FALSE.
+     * @param key
+     * @return the boolean value of a field or false, if the field does not appear.
+     */
+    public boolean getBoolean(final String key) {
         String s = removeByteOrderMark(get(key));
-        if (s == null) return dflt;
+        if (s == null) return false;
         s = s.toLowerCase();
         return s.equals("true") || s.equals("on") || s.equals("1");
     }