diff --git a/run_server.sh b/run_server.sh
new file mode 100644
index 0000000..8711815
--- /dev/null
+++ b/run_server.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+export FLASK_APP=pserver
+export FLASK_ENV=development
+mkdir logs
+mkdir summaries
+mkdir plots
+flask run
\ No newline at end of file
diff --git a/static/js/index.js b/static/js/index.js
index 04b6f78..b046663 100644
--- a/static/js/index.js
+++ b/static/js/index.js
@@ -70,7 +70,6 @@ function resumeSimulation(){
 
 function animateLoop(){
   animateFrameReqId = requestAnimationFrame(animateLoop);
-  ctx.clearRect(0,0,canvas.width, canvas.height);
   running = true;
 
   // Draw the entities
@@ -167,6 +166,7 @@ function animateLoop(){
 
 function drawEntities(entities){
   // Draws a list of entities to the canvas
+  ctx.clearRect(0,0,canvas.width, canvas.height);
   for(let entity of entities){
     entity.draw();
   }