nice +/- buttons

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@3823 6c8d7289-2bf4-0310-a012-ef5d649a1542

htroot/WatchWebStructure_p.html

@@ -39,7 +39,11 @@
 	<dt>size</dt>
 	<dd><input type="text" name="width" value="#[width]#" size="4" maxlength="4" />&nbsp;x&nbsp;<input type="text" name="height" value="#[height]#" size="4" maxlength="4" /></dd>
     <dt>nodes</dt>
-	<dd><input type="text" name="nodes" value="#[nodes]#" size="4" maxlength="4" /></dd>
+	<dd>
+		<a href="WatchWebStructure_p.html?host=#[host]#&depth=#[depth]#&width=#[width]#&height=#[height]#&nodes=#[nodesd]#"><img src="env/grafics/minus.gif" /></a>
+		<input type="text" name="nodes" value="#[nodes]#" size="4" maxlength="4" />
+	    <a href="WatchWebStructure_p.html?host=#[host]#&depth=#[depth]#&width=#[width]#&height=#[height]#&nodes=#[nodesi]#"><img src="env/grafics/plus.gif" /></a>
+		</dd>
     <dt>&nbsp;</dt>
     <dd><input type="submit" value="change" /></dd>
 </dl>

htroot/WatchWebStructure_p.java

@@ -50,6 +50,8 @@ public class WatchWebStructure_p {
         prop.put("width", width);
         prop.put("height", height);
         prop.put("nodes", nodes);
+        prop.put("nodesi", Math.min(1000, nodes + 50));
+        prop.put("nodesd", Math.max(0, nodes - 50));
         
         return prop;
     }