Update index.html

public/index.html

@@ -26,10 +26,10 @@
         <div id="cesiumContainer"></div>
         <!-- defining menu panel -->
         <div class="backdrop" id="menu">
-            <h2>Net Zero Gowanus</h2>
+            <h2>Net Zero Gowanus <i class="fa fa-info-circle" style="font-size:15px;color:yellow" onclick="window.open('https://www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net/VIII-4-W1-2021/81/2021/')"> </i></h2>
 			<span><strong>Scenario Selection</strong></span>
             <div class="nowrap">
-                <select id="selectscenario">
+                <select id="selectscenario"> <i class="fa fa-info-circle" style="font-size:15px;color:yellow" onclick="window.open('https://www.corp.at/archive/CORP2020_54.pdf')"> </i>
                     <option value="current">Existing</option>
                     <option value="bau">2050 BAU</option>
 					<option value="bp">2050 Best Practice</option>