function getBanner(){
   			 $.ajax({
                    type: "POST",
                    url: "/service/getbanner.php",
                    data: {'lastobj':$.lastObj},
       				dataType : "json",
                    cache: false,
                    success: function (data, textStatus){
                    		$($.bannerContainer).animate({opacity: 0},500,function(){
                                                               $.lastObj = data.lastobj;
                                                               $(this).hide();
                                                               $(this).css({"opacity": "0", "display": "block"});
                                                               $(this).html(decodeURIComponent(data.text));
                                                               $(this).animate({opacity: 1},500,function(){ setTimeout("getBanner()", $.showedTime); });
                                                               });
                    },
                    error: function(request,error) {}

            });
		}
	$(document).ready(function(){
		$.lastObj = 0;
		$.bannerContainer = "#ctrBannerContainer";
		$.showedTime = 5000;
		getBanner();
	});