function selectCfh(id)
{
	document.getElementById("cjh").src = "pic/axdt_g.jpg";
	document.getElementById("czh").src = "pic/ywgg_g.jpg";

	
	document.getElementById("cjh_con").style.display = "none";
	document.getElementById("czh_con").style.display = "none";

	
	if(id == "cjh"){
		document.getElementById(id).src = "pic/axdt_h.jpg";
		document.getElementById("cjh_con").style.display = "block";
	}
	
	if(id == "czh"){
		document.getElementById(id).src = "pic/ywgg_h.jpg";
		document.getElementById("czh_con").style.display = "block";
	}
	}