diff --git a/share/public/javascripts/d3-force-network-chart.js b/share/public/javascripts/d3-force-network-chart.js
index dfbbc587..0262bfcc 100644
--- a/share/public/javascripts/d3-force-network-chart.js
+++ b/share/public/javascripts/d3-force-network-chart.js
@@ -1524,8 +1524,9 @@ function netGobrechtsD3Force(domContainerId, options, apexPluginId, apexPageItem
         if (!v.status.customize &&
             (v.conf.debug || document.querySelector("#apex-dev-toolbar") || document.querySelector("#apexDevToolbar"))
         ) {
-            if (document.querySelector("#" + v.dom.containerId + " svg text.link") === null) {
+            if (document.querySelector("#d3-force-customize-link") === null) {
                 v.dom.svg.append("svg:text")
+                    .attr("id", "d3-force-customize-link")
                     .attr("class", "link")
                     .attr("x", 5)
                     .attr("y", 15)
@@ -1540,7 +1541,7 @@ function netGobrechtsD3Force(domContainerId, options, apexPluginId, apexPageItem
 
     // remove customize link
     v.tools.removeCustomizeLink = function() {
-        v.dom.svg.select("#" + v.dom.containerId + " svg text.link").remove();
+        v.dom.svg.select("#d3-force-customize-link").remove();
     };
 
     // dragability for customizing container
diff --git a/share/views/ajax/device/netmap.tt b/share/views/ajax/device/netmap.tt
index bcaaa860..7b9a7ce2 100644
--- a/share/views/ajax/device/netmap.tt
+++ b/share/views/ajax/device/netmap.tt
@@ -27,7 +27,7 @@ function resizeGraphContainer() {
     graph.width( parseInt(netmap_pane.parent().css('width')) ).resume();
     graph.height( window.innerHeight - 100 ).resume();
     d3.select("#nd2_netmap-spinner-container").attr("transform",
-      "translate(" + (graph.width() - 16) + "," + (graph.height() - 16) + ")")
+      "translate(" + (graph.width() - 15) + "," + (graph.height() - 15) + ")")
   }, 500)
 }
 
@@ -97,7 +97,7 @@ $.getJSON('[% uri_for('/ajax/data/device/netmap') %]?[% my_query %]', function(m
       .maxNodeRadius(14)
       .minZoomFactor(0.1)
       .maxZoomFactor(10)
-      .charge(-900)
+      .charge(-550)
       .gravity(0.3);
 
     graph['nd2'] = {};
@@ -169,7 +169,7 @@ $.getJSON('[% uri_for('/ajax/data/device/netmap') %]?[% my_query %]', function(m
     graph.inspect().dom.svg
       .append("g")
       .attr("id", "nd2_netmap-spinner-container")
-      .attr("transform", "translate(" + (graph.width() - 16) + "," + (graph.height() - 16) + ")")
+      .attr("transform", "translate(" + (graph.width() - 15) + "," + (graph.height() - 15) + ")")
       .append("path")
       .attr("id", "nd2_netmap-spinner");