void Update()
 {
     if (Input.GetKeyDown(KeyCode.I))
     {
         inventoryEnabled = !inventoryEnabled;
         if (inventoryEnabled == true)
         {
             inventory.SetActive(true);
             craftableitem1.updateAvailableItems();
             craftableitem2.updateAvailableItems();
             KManager.enableMouse();
         }
         else
         {
             inventory.SetActive(false);
             KManager.disableMouse();
         }
     }
     if (Input.GetKeyDown(KeyCode.E))
     {
         if (itemPickedUp != null)
         {
             anim.SetTrigger("isPicking");
             Item item = itemPickedUp.GetComponent <Item>();
             StartCoroutine(DelatPicking(itemPickedUp, item));
         }
     }
 }