// JavaScript Document







var img = new Array();
 for (var i= 0; i<=6; i++)
  {
    img[i] = new Object();
    
    img[i].on = new Image();
    img[i].on.src = "images/menu/link_"+(i+1)+".2.gif";
    
    img[i].out= new Image();
    img[i].out.src = "images/menu/link_"+(i+1)+".1.gif";
  } 
  
  function imgchange(id, is_over)
  {
    switch(is_over)
    {
        case true: {document.images[(id)].src = img[id].on.src;
        break;}
        case false: {document.images[(id)].src = img[id].out.src;
        break;}
  }}