<!--RollOver Script-->
 if(navigator.appVersion.charAt(0) >= "3") {
      var nav = new Array();

nav['sky1'] = new Image();  nav['sky1'].src = "imagelib/nav_link.gif";
nav['sky_over1'] = new Image();  nav['sky_over1'].src = "imagelib/nav_link_over.gif";
nav['sky2'] = new Image();  nav['sky2'].src = "imagelib/nav_map.gif";
nav['sky_over2'] = new Image();  nav['sky_over2'].src = "imagelib/nav_map_over.gif";
nav['sky3'] = new Image();  nav['sky3'].src = "imagelib/nav_contact.gif";
nav['sky_over3'] = new Image();  nav['sky_over3'].src = "imagelib/nav_contact_over.gif";
nav['sky4'] = new Image();  nav['sky4'].src = "imagelib/nav_jap.gif";
nav['sky_over4'] = new Image();  nav['sky_over4'].src = "imagelib/nav_jap_over.gif";
nav['nav0'] = new Image();  nav['nav0'].src = "imagelib/nav_top.gif";
nav['over0'] = new Image();  nav['over0'].src = "imagelib/nav_top_over.gif";
nav['nav1'] = new Image();  nav['nav1'].src = "imagelib/nav_about.gif";
nav['over1'] = new Image();  nav['over1'].src = "imagelib/nav_about_over.gif";
nav['nav2'] = new Image();  nav['nav2'].src = "imagelib/nav_activi.gif";
nav['over2'] = new Image();  nav['over2'].src = "imagelib/nav_activi_over.gif";
nav['nav3'] = new Image();  nav['nav3'].src = "imagelib/nav_confe.gif";
nav['over3'] = new Image();  nav['over3'].src = "imagelib/nav_confe_over.gif";
nav['nav7'] = new Image();  nav['nav7'].src = "imagelib/nav_intl_confe.gif";
nav['over7'] = new Image();  nav['over7'].src = "imagelib/nav_intl_confe_over.gif";
nav['nav4'] = new Image();  nav['nav4'].src = "imagelib/nav_cntrbt.gif";
nav['over4'] = new Image();  nav['over4'].src = "imagelib/nav_cntrbt_over.gif";
nav['nav5'] = new Image();  nav['nav5'].src = "imagelib/nav_member.gif";
nav['over5'] = new Image();  nav['over5'].src = "imagelib/nav_member_over.gif";
nav['nav6'] = new Image();  nav['nav6'].src = "imagelib/nav_database.gif";
nav['over6'] = new Image();  nav['over6'].src = "imagelib/nav_database_over.gif";
}


      function nav_over(a,b) {
        if(navigator.appVersion.charAt(0) >= "3") {
        document.images[a].src = nav[b].src;
        } else { 
		}
		}
      function nav_out(a,b) {
        document.images[a].src = nav[b].src;
		}