function change1(){
	if(pause2){
		var iTimeoutID = setTimeout('change1()', 5000);
		return;};
	if(document.getElementById("jdt1").style.display != "none"){
		fuwei();
		document.getElementById("xjd2").className="now";
		document.getElementById("jdt2").style.display="block";
	var iTimeoutID = setTimeout('change1()', 5000);
		return;
	}
	if(document.getElementById("jdt2").style.display!="none"){
		fuwei();
		document.getElementById("xjd3").className="now";
		document.getElementById("jdt3").style.display="block";
	var iTimeoutID = setTimeout('change1()', 5000);
		return;
	}
	if(document.getElementById("jdt3").style.display!="none"){
		fuwei();
		document.getElementById("xjd4").className="now";
		document.getElementById("jdt4").style.display="block";
	var iTimeoutID = setTimeout('change1()', 5000);
		return;
	}
	if(document.getElementById("jdt4").style.display!="none"){
		fuwei();
		document.getElementById("xjd5").className="now";
		document.getElementById("jdt5").style.display="block";
	var iTimeoutID = setTimeout('change1()', 5000);
		return;
	}
	if(document.getElementById("jdt5").style.display!="none"){
		fuwei();
		document.getElementById("xjd1").className="now";
		document.getElementById("jdt1").style.display="block";
	var iTimeoutID = setTimeout('change1()', 5000);
		return;
	}

}


function sd(num){
	fuwei();
	document.getElementById("xjd"+num).className="now";
	document.getElementById("jdt"+num).style.display="block";
}

function fuwei(){
	document.getElementById("xjd1").className="";
	document.getElementById("xjd2").className="";
	document.getElementById("xjd3").className="";
	document.getElementById("xjd4").className="";
	document.getElementById("xjd5").className="";
	document.getElementById("jdt1").style.display="none";
	document.getElementById("jdt2").style.display="none";
	document.getElementById("jdt3").style.display="none";
	document.getElementById("jdt4").style.display="none";
	document.getElementById("jdt5").style.display="none";
}

var pause2 = false;
function csout(){		
	document.getElementById("ghcs").style.display="block";
	}
	function csgo(){		
	document.getElementById("ghcs").style.display="none";
	}