Revert "added resizing of the window"

sources/scripts/pos.js

@@ -22,9 +22,4 @@ function Pos(x,y)
   {
     return Math.abs(pos2.x) == Math.abs(this.x) && Math.abs(pos2.y) == Math.abs(this.y);
   }
-
-  this.scale = function(a)
-  {
-    return new Pos(this.x*a,this.y*a)
-  }
 }