diff --git a/js/main.js b/js/main.js
index 51eca43..df78ee3 100644
--- a/js/main.js
+++ b/js/main.js
@@ -16,22 +16,16 @@ $(document).ready(function() {
   sizeAndPos();
   $(window).resize(sizeAndPos);
 
-  $c.on('mousedown touchstart', function(e) {
-    
+  $c.bind('mousedown touchstart', function(e) {
     var xy = relative(e.pageX, e.pageY);
     startPoint(xy.x, xy.y);
     window.active = true;
-
-  }).on('mousemove touchmove', function(e) {
-
+  }).bind('mousemove touchmove', function(e) {
     if (!window.active || settings.type == 'line') return;
     var xy = relative(e.pageX, e.pageY);
     drawPoint(xy.x, xy.y);
-
-  }).on('mouseup touchend', function() {
-
+  }).bind('mouseup touchend', function() {
     window.active = false;
-
   })
   
 })