diff --git a/static/script.js b/static/script.js
index bd80d9a..2f46393 100644
--- a/static/script.js
+++ b/static/script.js
@@ -212,16 +212,18 @@ function perform_query() {
 			var notes = $('<div class="results-notes"></div>');
 			if (data[i].notes != null && data[i].notes.length > 0) {
 				var icon = $('<i class="fa fa-sticky-note"></i>');
-				var tooltipText = $('<div class="tooltiptext"');
+				var tooltipText = $('<div class="tooltiptext"></div>');
 				var tooltip = $('<div class="tooltip"></div>');
 				tooltip.append(icon, tooltipText);
 				notes.append(tooltip);
 			}
 			newClicker.append(notes);
-			newClicker.append($('<div class="results-datasheet"></div>')
-												.html('<a href="https://www.elab.kth.se/parts/getfile/'
-												+ data[i].datasheet.substring(0, data[i].datasheet.length - 4)
-												+ '"><i class="fa fa-file-text" aria-hidden="true"></i></a>'));
+                        var datasheet = $('<div class="results-datashet"></div>');
+                        if (data[i].datasheet != null)
+			datasheet.html('<a href="https://www.elab.kth.se/parts/getfile/'
+					+ data[i].datasheet.substring(0, data[i].datasheet.length - 4)
+					+ '"><i class="fa fa-file-text" aria-hidden="true"></i></a>');
+			newClicker.append(datasheet);
 
 			newRow.append(newClicker);
 			newResults.append(newRow);