changed assets

src/pug/templates/control-view.pug

@@ -278,7 +278,10 @@ script#control-view-template(type="text/x-template")
             title="{{is_running ? 'Pause' : 'Start'}} program.",
             @click="start_pause", :disabled="!state.selected",
             style="height:100px;width:100px;font-weight:normal")
-            .fa(:class="is_running ? 'fa-pause' : 'fa-play'" style="font-size:30px")
+            if is_running
+              img(src="images/pause_gcode.png" style="height: 25px;")
+            else
+              img(src="images/play_gcode.png" style="height: 25px;")
 
           button.pure-button(title="Stop program.", @click="stop", style="height:100px;width:100px;font-weight:normal")
             img(src="images/stop.png" style="height: 25px;")