if (document.images) 
{
tnav1on = new Image;
tnav1on.src = "/images/sec/tnav_overview_F2.gif";
tnav2on = new Image;
tnav2on.src = "/images/sec/tnav_services_F2.gif";
tnav3on = new Image;
tnav3on.src = "/images/sec/tnav_opportunity_F2.gif";
tnav4on = new Image;
tnav4on.src = "/images/sec/tnav_specialprojects_F2.gif";
tnav5on = new Image;
tnav5on.src = "/images/sec/tnav_project_F2.gif";
tnav6on = new Image;
tnav6on.src = "/images/sec/tnav_contact_F2.gif";

tnav1off = new Image;
tnav1off.src = "/images/sec/tnav_overview.gif";
tnav2off = new Image;
tnav2off.src = "/images/sec/tnav_services.gif";
tnav3off = new Image;
tnav3off.src = "/images/sec/tnav_opportunity.gif";
tnav4off = new Image;
tnav4off.src = "/images/sec/tnav_specialprojects.gif";
tnav5off = new Image;
tnav5off.src = "/images/sec/tnav_project.gif";
tnav6off = new Image;
tnav6off.src = "/images/sec/tnav_contact.gif";

pnav1on = new Image;
pnav1on.src = "images/home_bttn_F2.gif";

pnav1off = new Image;
pnav1off.src = "images/home_bttn.gif";

pnav2on = new Image;
pnav2on.src = "images/next_bttn_F2.gif";

pnav2off = new Image;
pnav2off.src = "images/next_bttn.gif";

pnav3off = new Image;
pnav3off.src = "images/previous_bttn.gif";

pnav3on = new Image;
pnav3on.src = "images/previous_bttn_F2.gif";

//subNav
//snav1on = new Image;
//snav1on.src = "/images/snav_industrial_F2.gif"
//snav2on = new Image;
//snav2on.src = "/images/snav_office_F2.gif"
//snav3on = new Image;
//snav3on.src = "/images/snav_retail_F2.gif"
//snav1off = new Image;
//snav1off.src = "/images/snav_industrial.gif"
//snav2off = new Image;
//snav2off.src = "/images/snav_office.gif"
//snav3off = new Image;
//snav3off.src = "/images/snav_retail.gif"

//Home button
homeBtnon = new Image;
homeBtnon.src = "/images/sec/home_F2.gif"

homeBtnoff = new Image;
homeBtnoff.src = "/images/sec/home.gif"
}

      function img_act(imgName)
      {
		if (document.images) 
		{
		imgOn = eval(imgName + "on.src");
		document [imgName].src = imgOn;
		}
      }

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