diff --git a/templates/files.html b/templates/files.html
index c953fce..6f27e50 100644
--- a/templates/files.html
+++ b/templates/files.html
@@ -2,15 +2,21 @@
 {% block main_content %}
 	<div class="container-fluid">
 		<h3 class="offset-lg-2">{{page_title}} -- {{file_data.view_path}}</h3>
+		<div class="row">
+			Size:
+			<button class="btn btn-outline-info" onClick="$('.thumb').attr( {width: '64', height: 64, style: 'font-size:64px' } )">S</button>
+			<button class="btn btn-outline-info" onClick="$('.thumb').attr( {width: '96', height: 96, style: 'font-size:96px' } )">M</button>
+			<button class="btn btn-outline-info" onClick="$('.thumb').attr( {width: '128', height: 128, style: 'font-size:128px' } )">L</button>
+		</div>
 		<div class="row">
 			{% for obj in file_data.view_list %}
 				{% if obj.type != "Directory" %}
 					<center>
 						<figure class="figure px-2" font-size: 24px;>
 							{% if obj.type=="Image" %}
-								<a href="{{file_data.symlink}}/{{obj.name}}"><img width="128" height="128" src="data:image/jpeg;base64,{{obj.thumbnail}}"></img></a>
+								<a href="{{file_data.symlink}}/{{obj.name}}"><img class="thumb" width="128" height="128" src="data:image/jpeg;base64,{{obj.thumbnail}}"></img></a>
 							{% elif obj.type == "Video" %}
-								<i style="font-size:128px;" class="fas fa-file-video"></i>
+								<i style="font-size:128px;" class="thumb fas fa-file-video"></i>
 							{% endif %}
 							<figcaption class="figure-caption text-center">{{obj.name}}</figcaption>
 						</figure>