adaptation of function SetVideoTexture to work with unity 3.4

VideoPlayer_SetVideoTexture

function SetVideoTexture(resourceName:String)
{
	Debug.Log("changing video texture " + resourceName);
	
		
	movieTexture = Resources.Load(resourceName) as MovieTexture;
	
	if (movieTexture)
	{
		movieTexture.Play();
		movieTexture.loop = true;
		
		audio.clip = movieTexture.audioClip;
		audio.Play();
	}
	
	Resources.UnloadUnusedAssets();

}