function setTab(name,cursel,n){
for(i=1;i<=n;i++){
var menu=document.getElementById(name+i);
var con=document.getElementById("con_"+name+"_"+i);
menu.className=i==cursel?"hover":"";
con.style.display=i==cursel?"block":"none";
}
}

function setair(name,cursel,n){
for(i=1;i<=n;i++){
var menu=document.getElementById(name+i);
var con=document.getElementById("air_"+name+"_"+i);
menu.className=i==cursel?"hover":"";
con.style.display=i==cursel?"block":"none";
}
}


function pclick(thisp,divid)
{ 
	if(divid=='hezuo')
	{
		document.getElementById('hezuo').style.display="block";
		document.getElementById('youqin').style.display="none";
		document.getElementById('pid1').className="hover";
		document.getElementById('pid2').className="";
	}else
	{
		document.getElementById('youqin').style.display="block";
		document.getElementById('hezuo').style.display="none";
		document.getElementById('pid1').className="";
		document.getElementById('pid2').className="hover";		
	}
}