var popUpWin=0;

function LoadMasthead() {
	rotating_images = new Array();
	var selection = 0;
	var new_img = new Image();
	new_img.src = "images/backgrounds/masthead_home_01.jpg";
	rotating_images.push(new_img);
	new_img = new Image();
	new_img.src = "images/backgrounds/masthead_home_02.jpg";
	rotating_images.push(new_img);
	new_img = new Image();
	new_img.src = "images/backgrounds/masthead_home_03.jpg";
	rotating_images.push(new_img);
	selection = Math.floor(Math.random() * rotating_images.length);
	document.getElementById("TopView").style.backgroundImage = "url("+rotating_images[selection].src+")";
}

function Activate(elem,onoff) {
	var as = elem.parentNode.getElementsByTagName("a");
	if(onoff) {
		as[1].style.color="#003C79";
	} else {
		as[1].style.color="#333333";
	}
}

function popUpWindow(URLStr, left, top, width, height)
{
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}