function toggle_advanced()
{
	var display = $("#advanced").css("display");
	
	if(display == 'none')
	{
		$("#advanced").fadeIn("fast");
		$("#advanced_link").html("Hide Advanced");
		document.getElementById("AdvVisible").value = "true";
	}
	else
	{
		$("#advanced").fadeOut("fast");
		$("#advanced_link").html("Advanced");
		document.getElementById("AdvVisible").value = "false";
	}
}