// script to allow hover images on mouseover

// code to test to determine the browser type

   var ok_browser = 1; 
   bName = navigator.appName;             
   bVer = parseInt(navigator.appVersion); 
 
   ver = "n2"  
   if      (bName == "Netscape" && bVer >= 3) ver = "n3";
   else if (bName == "Microsoft Internet Explorer" && bVer >= 4) ver = "e4"; 
 
   if (ver == "n3" || ver == "e4")  
      {
      ok_browser = 0; 
      }
   else 
      {
      ok_browser = 1; 
      }

// code to declare image substitutions

   if ( ok_browser == 0 ) 
      { 
   homeup       = new Image() ;
   homeup.src = "images/home.gif" ;
   homedown   = new Image() ;
   homedown.src = "images/homedown.gif" ;

   membersup       = new Image() ;
   membersup.src = "images/members.gif" ;
   membersdown   = new Image() ;
   membersdown.src = "images/membersdown.gif" ;

   about_usup       = new Image() ;
   about_usup.src = "images/about_us.gif" ;
   about_usdown   = new Image() ;
   about_usdown.src = "images/about_usdown.gif" ;

   member_servicesup       = new Image() ;
   member_servicesup.src = "images/member_services.gif" ;
   member_servicesdown   = new Image() ;
   member_servicesdown.src = "images/member_servicesdown.gif" ;

   contact_usup       = new Image() ;
   contact_usup.src = "images/contact_us.gif" ;
   contact_usdown   = new Image() ;
   contact_usdown.src = "images/contact_usdown.gif" ;

   linksup       = new Image() ;
   linksup.src = "images/links.gif" ;
   linksdown   = new Image() ;
   linksdown.src = "images/linksdown.gif" ;
          }

// functions to replace images
function buttonup(myname)
   { 
   if ( ok_browser == 0 ) 
      { 
      imgOn = eval(myname + "up.src");
      document[myname].src = imgOn; 
      } 
} 

function buttondown(myname)
   { 
   if ( ok_browser == 0 ) 
      { 
      imgOff = eval(myname + "down.src");
      document[myname].src = imgOff; 
      } 
   }  
  
// end script