function photos_unselected_button_on_mouse_over()
{
	document.getElementById("photos_button_unselected").style.backgroundPosition = "-181px 0px";

}

function photos_unselected_button_on_mouse_out()
{
	document.getElementById("photos_button_unselected").style.backgroundPosition = "0px 0px";
}

var glow_rotator = 0;

function animate_photos_unselected_button_glow()
{
	glow_rotator += 0.1;
	if ( glow_rotator > 2 * Math.PI ) glow_rotator -= Math.PI;
	
	var opacity = Math.abs(Math.sin(glow_rotator));
	var glow = document.getElementById("photos_button_unselected_glow");
	
	glow.style.opacity = opacity;
	glow.style.filter = "alpha(opacity=" + Math.round(100 * opacity) + ")";
}