if( characterController.isGrounded && Input.GetButton("Jump") && jumpTime == 0)
		{
			verticalVelocity = jumpSpeed;
			
			//yield return new WaitForSeconds(1);
			//jumpTime = 1;
		}
		if(jumpTime == 1 && Input.GetButton ("Jump") && characterController.isGrounded)
		{
			verticalVelocity = 0;
		}
		if (characterController.isGrounded && !Input.GetButton ("Jump"))
		{
			jumpTime = 0;
			
		}