var scrollheightguest = $("#textupguest").height();

function scrolltextupguest(speed){
	$("#textupguest").animate({"top":"-=50"},{
		duration: speed,
		easing: "linear",
		complete:function(){					
			$("#textupguest").children(":last").after("<div>"+$("#textupguest").children(":first").html()+"</div>");
			var fcheight = parseInt($("#textupguest").css("top"));
			if($("#textupguest").children(":first").height() <= (parseInt($("#textupguest").css("top"))*-1)){
				$("#textupguest").children(":first").remove();
				$("#textupguest").css({"top":1});
			}
			setTimeout("scrolltextupguest(4000)", 0);
		}
	});
}

$(document).ready(function(){
	if(scrollheightguest>100)
		setTimeout("scrolltextupguest(4000)", 0);
});