function popUp(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

if (document.images) 
	{
		
		img01on=new Image();
		img01on.src="../production/leftnav_pack_on.jpg";
		img01off=new Image();
		img01off.src="../production/leftnav_pack_off.jpg";
		
		img02on=new Image();
		img02on.src="../production/us_leftnav_print_on.jpg";
		img02off=new Image();
		img02off.src="../production/us_leftnav_print_off.jpg";
		
		img03on=new Image();
		img03on.src="../production/us_leftnav_web_on.jpg";
		img03off=new Image();
		img03off.src="../production/us_leftnav_web_off.jpg";
		
		img04on=new Image();
		img04on.src="../production/us_leftnav_and_on.jpg";
		img04off=new Image();
		img04off.src="../production/us_leftnav_and_off.jpg";
		
		img05on=new Image();
		img05on.src="../production/resume_on.gif";
		img05off=new Image();
		img05off.src="../production/resume_off.gif";
		
		img06on=new Image();
		img06on.src="../production/portfolio_on.gif";
		img06off=new Image();
		img06off.src="../production/portfolio_off.gif";
		
		img07on=new Image();
		img07on.src="../production/us_contact.gif";
		img07off=new Image();
		img07off.src="../production/us_contact.gif";
		
	}
	
function imgOn(imgName) {
	if (document.images) {
		document[imgName].src=eval (imgName + "on.src");
	}
}

function imgOff(imgName) {
	if (document.images) {
		document[imgName].src=eval (imgName +"off.src");
	}	

}