function selectMenu(id)
{
	document.getElementById("index").className = "font14 white topmenu_a";
	document.getElementById("wsyyt").className = "font14 white topmenu_a";
	document.getElementById("jgj").className = "font14 white topmenu_a";
	document.getElementById("zxzx").className = "font14 white topmenu_a";
	document.getElementById("tzzyd").className = "font14 white topmenu_a";
	document.getElementById("grgf").className = "font14 white topmenu_a";
	
	
	document.getElementById("index_con").style.display = "none";
	document.getElementById("wsyyt_con").style.display = "none";
	document.getElementById("jgj_con").style.display = "none";
	document.getElementById("zxzx_con").style.display = "none";
	document.getElementById("tzzyd_con").style.display = "none";
	document.getElementById("grgf_con").style.display = "none";
	
	if(id == "index"){
		document.getElementById(id).className = "font14 white topmenu_hover";
		document.getElementById("index_con").style.display = "block";
	}
	
	if(id == "wsyyt"){
		document.getElementById(id).className = "font14 white topmenu_hover";
		document.getElementById("wsyyt_con").style.display = "block";
	}
	
	if(id == "jgj"){
		document.getElementById(id).className = "font14 white topmenu_hover";
		document.getElementById("jgj_con").style.display = "block";
	}
	
	if(id == "zxzx"){
		document.getElementById(id).className = "font14 white topmenu_hover";
		document.getElementById("zxzx_con").style.display = "block";
	}
	
	if(id == "tzzyd"){
		document.getElementById(id).className = "font14 white topmenu_hover";
		document.getElementById("tzzyd_con").style.display = "block";
	}
	
	if(id == "grgf"){
		document.getElementById(id).className = "font14 white topmenu_hover";
		document.getElementById("grgf_con").style.display = "block";
	}
	
	
	
}