mission = new Image();
mission.src = "images/mission_r.gif";

services = new Image();
services.src = "images/services_r.gif";

events = new Image();
events.src = "images/events_r.gif";

ptac = new Image();
ptac.src = "images/ptac_r.gif";

contact = new Image();
contact.src = "images/contact_r.gif";

nova_dot = new Image();
nova_dot.src = "images/nova_star.jpg";

cv_dot = new Image();
cv_dot.src = "images/cv_star.jpg";

hr_dot = new Image();
hr_dot.src = "images/hr_star.jpg";

function popwin(theURL)
{
 window.open(theURL,"","height=450,width=320,scrollbars=yes,resizable=yes,screenX=25,left=25,screenY=25,top=25");
}

//FUNCTION FOR DHTML ROLLOVERS
function MM_findObj(n, d) { //v3.0

  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {

    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}

  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];

  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	
	if(!x && d.getElementById) x=d.getElementById(n); return x;

}

function MM_showHideLayers() { //v3.0

  var i,p,v,obj,args=MM_showHideLayers.arguments;

  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];

    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }

    obj.visibility=v; }
}