BCE0044: expecting ), found '{'.

Assets/Scripts/Axe_Movement.js(11,25): BCE0044: expecting ), found ‘{’.
Assets/Scripts/Axe_Movement.js(16,17): BCE0044: expecting EOF, found ‘else’.

I have those errors but i dont unterstand them…
This is my scrip-

#pragma strict

function Start () {

}

function Update () 
{
	     	//Animation
       		if (Input.GetKeyDown("w") || (Input.GetKeyDown("up"))
			{
       			animation.Play("Axe_Animation");
       		}
       		
       		
       		else if (Input.GetKeyUp("w") || (Input.GetKeyUp("up"))
			{
       			animation.Play("Axe_Idle");
       		}
}

Please help me!

Remove the first ( in these lines
**(**Input.GetKeyDown(“up”

if (Input.GetKeyDown(“w”) || Input.GetKeyDown(“up”))