var sampleTexture : Texture2D;//null var sampleTexture2: Texture2D; function Update () { if(Input.GetButtonDown("Fire1")){ switch(sampleTexture){ case null:sampleTexture = sampleTexture2;break; case sampleTexture2:Destroy(gameObject);break; }}} function OnGUI(){ GUI.Label(Rect(0,0,512,512),sampleTexture); }