code: private void jLabelLogoMouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_jLabelLogoMouseClicked
          if ((evt.getModifiers() & InputEvent.BUTTON1_MASK) == InputEvent.BUTTON1_MASK) {
              JMeterPluginsUtils.openInBrowser(JMeterPluginsUtils.WIKI_BASE + "?utm_source=jmeter&utm_medium=logolink&utm_campaign=" + gui.getWikiPage());
          }
      }
docs: GEN-LAST:event_jTreeGraph2MouseClicked