diff --git a/.~lock.document.odt# b/.~lock.document.odt#
index 5209712..4101bee 100644
--- a/.~lock.document.odt#
+++ b/.~lock.document.odt#
@@ -1 +1 @@
-,mahdi,lab,29.12.2018 14:56,file:///home/mahdi/.config/libreoffice/4;
\ No newline at end of file
+,mahdi,lab,29.12.2018 14:59,file:///home/mahdi/.config/libreoffice/4;
\ No newline at end of file
diff --git a/document.odt b/document.odt
index 3152fd8..a5baef1 100644
Binary files a/document.odt and b/document.odt differ
diff --git a/src/world.js b/src/world.js
index 42b42fc..62521ad 100644
--- a/src/world.js
+++ b/src/world.js
@@ -16,7 +16,7 @@ const app = new WHS.App([
 
   new PHYSICS.WorldModule({
     gravity: new THREE.Vector3(0, -100, 0),
-    ammo: 'http://localhost:8080/lib/ammo.js',
+    ammo: `${location.protocol}//${location.hostname}${location.pathname}lib/ammo.js`,
   }),
 
   new WHS.RenderingModule({ bgColor: 0x162129 }), // Apply THREE.WebGLRenderer