if (document.images) {

	//top links

	sfron = new Image();
	sfron.src = "sfr_on.gif";
	sfroff = new Image();
	sfroff.src = "sfr_off.gif";

	widescreenon = new Image();
	widescreenon.src = "widescreen_on.gif";
	widescreenoff = new Image();
	widescreenoff.src = "widescreen_off.gif";
	
	clarkon = new Image();
	clarkon.src = "clark_on.gif";
	clarkoff = new Image();
	clarkoff.src = "clark_off.gif";
	
	contacton = new Image();
	contacton.src = "contact_on.gif";
	contactoff = new Image();
	contactoff.src = "contact_off.gif";

}

	
function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}

//open window
function openAnyWindow(url, name) {
  var l = openAnyWindow.arguments.length;
  var w = "";
  var h = "";
  var features = "";

  for (i=2; i<l; i++) {
    var param = openAnyWindow.arguments[i];
    if ( (parseInt(param) == 0) ||
      (isNaN(parseInt(param))) ) {
      features += param + ',';
    } else {
      (w == "") ? w = "width=" + param + "," :
        h = "height=" + param;
    }
  }

  features += w + h;
  var code = "popupWin = window.open(url, name";
  if (l > 2) code += ", '" + features;
  code += "')";
  eval(code);
}