function getAppVersion()
			{
        		appname= navigator.appName;
		        appversion = navigator.appVersion;
        		majorver = appversion.substring(0, 1);
		        if ( (appname == "Netscape") && ( majorver >= 3 ) ) return 1;
		        if ( (appname == "Microsoft Internet Explorer") && (majorver >= 4) ) return 1;
			return 0;
			}

function chgImg(myNum, myName)
			{
		        if (getAppVersion()) {
        				      document[myName].src = img[myNum].src;
					      }
			 }

imgsrc = new Array();
imgsrc[0] = "/img/logo-rfs.gif";
imgsrc[1] = "/img/logo-rfs-over.gif";
imgsrc[2] = "/img/logo-pfl.gif";
imgsrc[3] = "/img/logo-pfl-over.gif";
imgsrc[4] = "/img/logo-rfpl.gif";
imgsrc[5] = "/img/logo-rfpl-over.gif";
imgsrc[6] = "/img/logo-asa.gif";
imgsrc[7] = "/img/logo-asa-over.gif";

if (getAppVersion())
		   {
		   img = new Array();
	           for (i = 0; i < imgsrc.length; i++)
							{
                   					img[i] = new Image();
                   					img[i].src = imgsrc[i];
					                }
		   }