compatible with unity 5

Author: jareguo

toggle_demo/ugui_project/Assets/ToggleSlider/ToggleSlider.cs

@@ -41,7 +41,7 @@ private float percent {
     private bool dragging = false;
 
     public void Start () {
-        anim = animation;
+        anim = GetComponent<Animation>();
         animState = anim[anim.clip.name];
         // reset effects
         percent = 0;