function setTab(name,cursel,s,n){
for(i=s;i<=n;i++){
  var menu=document.getElementById(name+i);
  var con=document.getElementById("con_"+name+"_"+i);
  menu.className=i==cursel?"an_2":"";
  con.style.display=i==cursel?"block":"none";
}
}
 function aa(i){
	aa(i);
}
function aa(i){
	switch(i){
		case 1:
		document.getElementById("aa1").style.display="block";
		document.getElementById("aa2").style.display="none";
		break;
		case 2:
		document.getElementById("aa1").style.display="none";
		document.getElementById("aa2").style.display="block";
		break;
	}
}
 function bb(i){
	bb(i);
}
function bb(i){
	switch(i){
		case 1:
		document.getElementById("bb1").style.display="block";
		document.getElementById("bb2").style.display="none";
		break;
		case 2:
		document.getElementById("bb1").style.display="none";
		document.getElementById("bb2").style.display="block";
		break;
	}
}

 function cc(i){
	cc(i);
}
function cc(i){
	switch(i){
		case 1:
		document.getElementById("cc1").style.display="block";
		document.getElementById("cc2").style.display="none";
		break;
		case 2:
		document.getElementById("cc1").style.display="none";
		document.getElementById("cc2").style.display="block";
		break;
	}
}
 function dd(i){
	dd(i);
}
function dd(i){
	switch(i){
		case 1:
		document.getElementById("dd1").style.display="block";
		document.getElementById("dd2").style.display="none";
		break;
		case 2:
		document.getElementById("dd1").style.display="none";
		document.getElementById("dd2").style.display="block";
		break;
	}
}