loc = new Array;
loc_o = new Array;
loc_c = new Array;

// MouseOver Function

function locSwapOn(button) {
   if(document.images) {
      if (button != curid) {
        document.images['loc'+button].src = loc_o[button].src;
      }
   }
}

// MouseOut Function

function locSwapOff(button) {
   if(document.images) {
      if (button == curid) {
        document.images['loc'+button].src = loc_c[button].src;
      } else {
        document.images['loc'+button].src = loc[button].src;
      }
   }
}

document.write('<p class=nomargin align=center>');
for (k=1; k<=nloc; k++) {
  loc[k] = new Image;
  loc[k].src = 'img/b_'+city[k]+'.gif';
  loc_o[k] = new Image;
  loc_o[k].src = 'img/b_'+city[k]+'_o.gif';
  loc_c[k] = new Image;
  loc_c[k].src = 'img/b_'+city[k]+'_c.gif';
  if (k == curid) {
       document.write('<A HREF="javascript:showDisplay('+k+')" ');
       document.write('onMouseOver="locSwapOn('+k+')" onMouseOut="locSwapOff('+k+')">');
       document.write('<IMG SRC="'+eval('loc_c['+k+'].src')+
                      '" BORDER="0" NAME="loc'+k+'" WIDTH=150 HEIGHT=30></A>');
  } else {
       document.write('<A HREF="javascript:showDisplay('+k+')" ');
       document.write('onMouseOver="locSwapOn('+k+')" onMouseOut="locSwapOff('+k+')">');
       document.write('<IMG SRC="'+eval('loc['+k+'].src')+
                      '" BORDER="0" NAME="loc'+k+'" WIDTH=150 HEIGHT=30></A>');
  }
}
document.write('</p>');