var T = m = 0, count = $("#play_list a").size();
									$(function(){	
										$("#play_list a:not(:first-child)").hide();
										$("#play_info li:not(:first-child)").hide();
										$("#play_info li:first-child").show();
										/*$("#play_info").html($("#play_list a:first-child").find("img").attr('alt'));*/
										$("#play_control li:first-child").css({"background-position":"0px 0px"});
										$("#play_control li:first-child").css({"font-weight":"bold"});
										
										/*$("#play_info").click(function(){window.open($("#play_list a:first-child").attr('href'), "_blank")});*/
										$("#play_control li").click(function() {
											
											var j;
											if($(this).text()=="网上世博会"){
												
												j=0;
												$("#play_info li:first-child").show();
												$("#play_info li:not(:first-child)").hide();
												
												}
											else{
												
												j=1;
												$("#play_info li:first-child").hide();
												$("#play_info li:not(:first-child)").show();
												
												}

											m = j;
											if (j >= count) return;									
											/*$("#play_info").html($("#play_list a").eq(j).find("img").attr('alt'));
											$("#play_info").unbind().click(function(){window.open($("#play_list a").eq(j).attr('href'), "_blank")})*/
											$("#play_list a").filter(":visible").fadeOut(500).parent().children().eq(j).fadeIn(1000);
											$(this).css({"background-position":"0px 0px"}).siblings().css({"background-position":"-16px 0px"});
											$(this).css({"font-weight":"bold"}).siblings().css({"font-weight":"100"});
										});
										T = setInterval("showAuto()", 10000);
										$("#play").hover(function(){clearInterval(T)}, function(){T = setInterval("showAuto()", 10000);});
									})
 
									function showAuto()
									{
										m = m >= (count - 1) ? 0 : ++m;
										$("#play_control li").eq(m).trigger('click');
									}