var js = 1.0;

Version = parseInt(navigator.appVersion);

if (navigator.appName == "Netscape")
    js = ((Version >= 4) ? 1.2 : ( (Version == 3) ? 1.1 : 1.0 ));
else
    if (navigator.appVersion.indexOf('MSIE') != -1) 
        js = ((Version >= 4) ? 1.1 : 1.0);

function changeImagemap(newImage) {
    if (js > 1.0) document ['boxImage'].src = eval(newImage + ".src");
}

if (js > 1.0) {
    map = new Image();
    map.src  = "images/expertise_marketing.gif";
	
	mrk = new Image();
    mrk.src  = "images/expertise_marketing.gif";

    crt = new Image();
    crt.src  = "images/expertise_creative.gif";

    com = new Image();
    com.src  = "images/expertise_comm.gif";
	
	
  
}