function eval_location() {

// ascertain the document location and image path
var here=new String(document.location);

// work through the keywords and test one is in the location
for (i=0;i<mkeys.length;i++){

// set the image to the down state
if (here.indexOf(mkeys[i])>-1) {
path = new String(document.images['navbottomwc'+mkeys[0]].src);
path = path.substring(0,path.lastIndexOf("/")+1);
MM_nbGroup('down','navbar1','navbottomwc'+mkeys[i],path+'nav-bottom-wc-'+mkeys[i]+'-d.jpg',1);

break; }
}
if (typeof (skeys) == 'undefined') return;
for (i=0;i<skeys.length;i++){

// set the image to the down state
if (here.indexOf(skeys[i])>-1) {
path = new String(document.images['l2topnav'+skeys[0]].src);
path = path.substring(0,path.lastIndexOf("/")+1);
MM_nbGroup('down','navbar2','l2topnav'+skeys[i],path+'l2-topnav-'+skeys[i]+'-d.jpg',1);

break; }
}

}