// nav_menu.js

if (document.images)
{
  pic1= new Image(); 
  pic1.src = "/cn/images/common/menu_about_on.gif";
  pic2= new Image(); 
  pic2.src = "/cn/images/common/menu_blog_on.gif"; 
  pic3= new Image(); 
  pic3.src = "/cn/images/common/menu_contact_on.gif"; 
  pic4= new Image(); 
  pic4.src = "/cn/images/common/menu_games_on.gif"; 
  pic5= new Image(); 
  pic5.src = "/cn/images/common/menu_jobs_on.gif"; 
  pic6= new Image(); 
  pic6.src = "/cn/images/common/menu_news_on.gif"; 
  pic7= new Image(); 
  pic7.src = "/cn/images/common/menu_partners_on.gif"; 
}

function navItemOn(i) { // i = element id
 var btn = document.getElementById(i);
 btn.className = i+'_on';
}

function navItemOff(i) { // i = element id
 var btn = document.getElementById(i);
 btn.className = i+'_off';

}