diff --git a/pdb-ui/src/main/resources/resources/js/search.js b/pdb-ui/src/main/resources/resources/js/search.js
index 92f901b..de73e16 100644
--- a/pdb-ui/src/main/resources/resources/js/search.js
+++ b/pdb-ui/src/main/resources/resources/js/search.js
@@ -24,6 +24,7 @@ $(document).ready(function(){
 	$('#next_image').click(next_image);
 	
 	$('#zoom_in').click(zoomIn);
+	$('#refresh').click(refresh);
 	$('#zoom_out').click(zoomOut);
 	
 	AutoComplete({
@@ -56,6 +57,11 @@ $(document).ready(function(){
 	//startInvaders();
 });
 
+function refresh()
+{
+	plotCurrent();
+}
+
 function zoomIn() 
 {
 	shiftDate(0.25);
diff --git a/pdb-ui/src/main/resources/templates/main.html b/pdb-ui/src/main/resources/templates/main.html
index 27f3e47..473a0b8 100644
--- a/pdb-ui/src/main/resources/templates/main.html
+++ b/pdb-ui/src/main/resources/templates/main.html
@@ -85,25 +85,26 @@
 					<input type="checkbox" id="key-outside" />
 					<label for="key-outside">Legend outside</label>
 				</div>
-				<button id="search-submit"><i class="fa fa-area-chart" aria-hidden="true"></i> Plot</button>
+				<button id="search-submit" title="Create Plot"><i class="fa fa-area-chart" aria-hidden="true"></i> Plot</button>
 			</div>
 			
 		</form>
 	</div>
  
 	<div id="navigation">
-		<button id="nav_left"><i class="fa fa-angle-double-left" aria-hidden="true"></i></button>
-		<button id="nav_left_half"><i class="fa fa-angle-left" aria-hidden="true"></i></button>
+		<button id="nav_left" title="Show Older Values"><i class="fa fa-angle-double-left" aria-hidden="true"></i></button>
+		<button id="nav_left_half" title="Show Older Values"><i class="fa fa-angle-left" aria-hidden="true"></i></button>
 		<div>
-			<button id="zoom_in"><i class="fa fa-plus-circle" aria-hidden="true"></i></button>
-			<button id="zoom_out"><i class="fa fa-minus-circle" aria-hidden="true"></i></button>
+			<button id="zoom_in" title="Zoom In"><i class="fa fa-plus-circle" aria-hidden="true"></i></button>
+			<button id="refresh" title="Refresh"><i class="fa fa-refresh" aria-hidden="true"></i></button>
+			<button id="zoom_out" title="Zoom Out"><i class="fa fa-minus-circle" aria-hidden="true"></i></button>
 		</div>
-		<button id="nav_right_half"><i class="fa fa-angle-right" aria-hidden="true"></i></button>
-		<button id="nav_right"><i class="fa fa-angle-double-right" aria-hidden="true"></i></button>
+		<button id="nav_right_half" title="Show Newer Values"><i class="fa fa-angle-right" aria-hidden="true"></i></button>
+		<button id="nav_right" title="Show Newer Values"><i class="fa fa-angle-double-right" aria-hidden="true"></i></button>
 	</div>
 	<div id="result">
-		<div id="prev_image"><i class="fa fa-angle-double-left" aria-hidden="true"></i></div>
-		<div id="next_image"><i class="fa fa-angle-double-right" aria-hidden="true"></i></div>
+		<div id="prev_image" title="Previous Plot"><i class="fa fa-angle-double-left" aria-hidden="true"></i></div>
+		<div id="next_image" title="Next Plot"><i class="fa fa-angle-double-right" aria-hidden="true"></i></div>
 		<div id="result-image"></div>
 	</div>
 </body>