browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion);
if (browser_name == "Netscape" && browser_version >= 3.0) { roll = 'true'; }
else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 3.0) { roll = 'true'; }
else { roll = 'false'; }
function over(img,ref) { if (roll == 'true') { document.images[img].src = ref; } }
function out(img,ref) { if (roll == 'true') { document.images[img].src = ref; } }
if (roll == 'true')
{
 a1=new Image; a1.src="images/news-a.gif";
 a2=new Image; a2.src="news/game-a.gif";
 a3=new Image; a3.src="news/gallery-a.gif";
 a4=new Image; a4.src="news/files-a.gif";
 a5=new Image; a5.src="news/contacts-a.gif";
 a6=new Image; a6.src="news/forum-a.gif";
}

function preload()
{
 if (document.images)
 { 
 var imgsrc = preload.arguments;
 arr=new Array(imgsrc.length);
 for (var j=0; j<imgsrc.length; j++)
 { arr[j] = new Image; arr[j].src = imgsrc[j]; }
 }
}