// JavaScript Document

	
function onClickTabn(num){
 var tab001=document.getElementById("tab001");
 var tab002=document.getElementById("tab002");
 var tab003=document.getElementById("tab003");
 var tabArea001=document.getElementById("tabArea001");
 var tabArea002=document.getElementById("tabArea002");
 var tabArea003=document.getElementById("tabArea003");
 switch (num){
  case 1:
   tab001.style.background= "url('images/index_nav.gif')";
   tab002.style.background= "none";
   tab003.style.background= "none";
   tab001.style.color="#003669";
   tab002.style.color="#fff";
   tab003.style.color="#fff";
   tabArea001.style.display="block";
   tabArea002.style.display="none";
   tabArea003.style.display="none";
   break;
  case 2:
   tab001.style.background= "none";
   tab002.style.background= "url('images/index_nav.gif')";
   tab003.style.background= "none";
   tab001.style.color="#fff";
   tab002.style.color="#003669";
   tab003.style.color="#fff";
   tabArea001.style.display="none";
   tabArea002.style.display="block";
   tabArea003.style.display="none";
   break;
  case 3:
   tab001.style.background= "none";
   tab002.style.background= "none";
   tab003.style.background= "url('images/index_nav.gif')";
   tab001.style.color="#fff";
   tab002.style.color="#fff";
   tab003.style.color="#003669";
   tabArea001.style.display="none";
   tabArea002.style.display="none";
   tabArea003.style.display="block";
   break;
 }


}