/* Rollovers */

if(document.images)
		img1on = new Image();
		img1on.src ="images/secondarynav/nav_affordable_on.gif";
		img2on = new Image();
		img2on.src ="images/secondarynav/nav_sustainable_on.gif";
		img3on = new Image();
		img3on.src ="images/secondarynav/nav_energy_on.gif";
		img4on = new Image();
		img4on.src ="images/secondarynav/nav_financial_on.gif";
		img5on = new Image();
		img5on.src ="images/secondarynav/nav_realestate_on.gif";
		
		img6on = new Image();
		img6on.src ="images/nav_whoweare_on.gif";
		img7on = new Image();
		img7on.src ="images/nav_ourclients_on.gif";
		img8on = new Image();
		img8on.src ="images/nav_contactus_on.gif";
		img9on = new Image();
		img9on.src ="images/nav_projects_on.gif";
		img10on = new Image();
		img10on.src ="images/nav_awards_on.gif";
		img11on = new Image();
		img11on.src ="images/nav_publications_on.gif";
		img12on = new Image();
		img12on.src ="images/nav_home_on.gif";
		img13on = new Image();
		img13on.src ="images/nav_firmqual_on.gif";
		img14on = new Image();
		img14on.src ="images/nav_careers_on.gif";
		img15on = new Image();
		img15on.src ="images/nav_susdev_on.gif";

		
		
		
		
		
		img1off = new Image();
		img1off.src ="images/secondarynav/nav_affordable.gif";
		img2off = new Image();
		img2off.src ="images/secondarynav/nav_sustainable.gif";
		img3off = new Image();
		img3off.src ="images/secondarynav/nav_energy.gif";
		img4off = new Image();
		img4off.src ="images/secondarynav/nav_financial.gif";
		img5off = new Image();
		img5off.src ="images/secondarynav/nav_realestate.gif";
		
		img6off = new Image();
		img6off.src ="images/nav_whoweare.gif";
		img7off = new Image();
		img7off.src ="images/nav_ourclients.gif";
		img8off = new Image();
		img8off.src ="images/nav_contactus.gif";
		img9off = new Image();
		img9off.src ="images/nav_projects.gif";
		img10off = new Image();
		img10off.src ="images/nav_awards.gif";
		img11off = new Image();
		img11off.src ="images/nav_publications.gif";
		img12off = new Image();
		img12off.src ="images/nav_home.gif";
		img13off = new Image();
		img13off.src ="images/nav_firmqual.gif";
		img14off = new Image();
		img14off.src ="images/nav_careers.gif";
		img15off = new Image();
		img15off.src ="images/nav_susdev.gif";
		
				
function imgOn(imgName){
	document[imgName].src = eval(imgName + "on.src");
} 

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




/* NETSCAPE RESIZE FIX  */

 function reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.pgW=innerWidth; document.pgH=innerHeight; onresize=reloadPage; }}
  else if (innerWidth!=document.pgW || innerHeight!=document.pgH) location.reload();
}
reloadPage(true);



/* Menus  */
sfHover = function() {
	var sfEls = document.getElementById("navbar").getElementsByTagName("li");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" hover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" hover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);