/*

        if (document.images) {
           
			homeover = new Image(58,29); 
            homeover.src = "images/nav_home_on.gif";  
            
			homeon = new Image(58,29); 
            homeon.src = "images/nav_home_on.gif";
            
            homeoff = new Image(58,29); 
            homeoff.src = "images/nav_home.gif"; 
           
			aboutover = new Image(84,29); 
            aboutover.src = "images/nav_about_on.gif";  
            
            abouton = new Image(84,29); 
            abouton.src = "images/nav_about_on.gif";
            
            aboutoff = new Image(84,29); 
            aboutoff.src = "images/nav_about.gif"; 
            
			servicesover = new Image(78,29); 
            servicesover.src = "images/nav_services_on.gif";
            
            serviceson = new Image(78,29); 
            serviceson.src = "images/nav_services_on.gif";
            
            servicesoff = new Image(78,29); 
            servicesoff.src = "images/nav_services.gif";
            
            approachover = new Image(91,29); 
            approachover.src = "images/nav_approach_on.gif";
            
            approachon = new Image(91,29); 
            approachon.src = "images/nav_approach_on.gif";
            
            approachoff = new Image(91,29); 
            approachoff.src = "images/nav_approach.gif";
            
            case_studiesover = new Image(111,29); 
            case_studiesover.src = "images/nav_case_studies_on.gif";
            
            case_studieson = new Image(111,29); 
            case_studieson.src = "images/nav_case_studies_on.gif";
            
            case_studiesoff = new Image(111,29); 
            case_studiesoff.src = "images/nav_case_studies.gif";
            
			news_and_eventsover = new Image(123,29); 
            news_and_eventsover.src = "images/nav_news_and_events_on.gif";
            
            news_and_eventson = new Image(123,29); 
            news_and_eventson.src = "images/nav_news_and_events_on.gif";
            
            news_and_eventsoff = new Image(123,29); 
            news_and_eventsoff.src = "images/nav_news_and_events.gif";
            
            contact_usover = new Image(104,29); 
            contact_usover.src = "images/nav_contact_us_on.gif";
            
            contact_uson = new Image(104,29); 
            contact_uson.src = "images/nav_contact_us_on.gif";
            
            contact_usoff = new Image(104,29); 
            contact_usoff.src = "images/nav_contact_us.gif";
            
            NRPover = new Image(72,29); 
            NRPover.src = "images/nav_NRP_on.gif";
            
            NRPon = new Image(72,29); 
            NRPon.src = "images/nav_NRP_on.gif";
            
            NRPoff = new Image(72,29); 
            NRPoff.src = "images/nav_NRP.gif";

			
		
        }

// Function to 'activate' images.
function imgOver(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "over.src");
        }
}

// Function to 'deactivate' images.
function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");
        }
}

// Function to 'deactivate' images on interior pages.
function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
        }
}
// Function to 'deactivate' images on interior pages.
function imgOff2(thisLink, imgName) {
	if (typeof thisParentFileName != "undefined"){
		if(thisLink.toLowerCase() == thisParentFileName){
			if (document.images) {
			    document[imgName].src = eval(imgName + "on.src");
			}
		}else {
			 if (document.images) {
		        document[imgName].src = eval(imgName + "off.src");
		    }
		} 
    } else {
		 if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
        }
    }    
}
*/


    function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  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_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
//-->