if (document.images) {
  preloadImage = new Image();
  preloadImage.src = "img/mainnav_who_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/mainnav_do_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/mainnav_how_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/mainnav_newsviewpoints_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/mainnav_contactinfo_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/subnav_noise_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/subnav_portfolio_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/subnav_why_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/sitebyuw_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/subnav_port_intro_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/subnav_intro_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/subnav_clients_on.gif";
  preloadImage = new Image();
  preloadImage.src = "img/subnav_port_close_on.gif";}

function rollover() {

   window.status = arguments[0];

   if (document.images) {
	 var inc, endInc=arguments.length-1;
     for (inc=1; inc<endInc; inc+=2) {
       image = new Image();
 	   image.src = arguments[inc];

 	   swapImage(arguments[inc+1]);
    }
  }
}


function rolloff() {
 
   if (document.images) {
	 var inc, endInc=arguments.length;
     for (inc=0; inc<endInc; inc+=2) {
       image = new Image();
 	   image.src = arguments[inc];

 	   swapImage(arguments[inc+1]);
    }
  }
  window.status = '';
}
 
function swapImage(whichImage) {
 document.images[whichImage].src = image.src;
}

function change(content) {
  parent.top.location=content
}

function popup(url,name) {
	window.open(url,name, 'toolbar=no,location=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=670,height=550');
}

function x() {
}

function blockError(){return true;}
window.onerror = blockError;