diff --git a/index_5.1.html b/index_5.1.html
index 84eec78..920d8b7 100644
--- a/index_5.1.html
+++ b/index_5.1.html
@@ -488,7 +488,7 @@
 								<ul class="nav nav-tabs" id="tab-list" role="tablist">
 									<li class="nav-item" role="presentation">
 										<a class="nav-link py-1 active" id="vis0-tab" data-toggle="tab" href="#vis0" role="tab" aria-controls="vis0" aria-selected="true"><span class=" btn-link"><ion-icon name="document-attach"></ion-icon></span>
-										<span class="h6 btn-link"> Riferimenti</span></a>
+										<span class="h6 btn-link" id="tabRiferimenti"> Riferimenti</span></a>
 									</li>
 									<li class="nav-item" role="presentation">
 										<a class="nav-link py-1" id="vis1-tab" data-toggle="tab" href="#vis1" role="tab" aria-controls="vis1" aria-selected="true"><span class=" btn-link"><ion-icon name="analytics"></ion-icon></span>