//  ro_dest

if (document.images)
       {    // active images
            img001on=new Image();
 	   img001on.src="images/navi/onNavi01.gif";
            img002on=new Image();
            img002on.src="images/navi/onNavi02.gif";
            img003on=new Image();
            img003on.src="images/navi/onNavi03.gif";
            img004on=new Image();
            img004on.src="images/navi/onNavi04.gif";
            img005on=new Image();
            img005on.src="images/navi/onNavi05.gif";

            // subnavi-grau
            img006on=new Image();
            img006on.src="images/grau/a_impr02.gif";
            img007on=new Image();
            img007on.src="images/grau/a_agb03.gif";
            img008on=new Image();
            img008on.src="images/grau/a_site01.gif";
            img009on=new Image();
            img009on.src="images/grau/a_site02.gif";
            img010on=new Image();
            img010on.src="images/grau/a_siteGB.gif";

            // subnavi i-conomic
            img011on=new Image();
            img011on.src="images/iconomic/on_icon02.gif";
            img012on=new Image();
            img012on.src="images/iconomic/on_icon03.gif";
            img013on=new Image();
            img013on.src="images/iconomic/on_icon04.gif";
            img014on=new Image();
            img014on.src="images/iconomic/on_icon05.gif";
            img015on=new Image();
            img015on.src="images/iconomic/on_icon06.gif";
            img016on=new Image();
            img016on.src="images/iconomic/on_icon07.gif";





            // passive images ---------------------------------------------------------------
            img001off=new Image();
            img001off.src="images/navi/navi01.gif";
            img002off=new Image();
            img002off.src="images/navi/navi02.gif";
            img003off=new Image();
            img003off.src="images/navi/navi03.gif";
            img004off=new Image();
            img004off.src="images/navi/navi04.gif";
            img005off=new Image();
            img005off.src="images/navi/navi05.gif";

            // subnavi-grau
            img006off=new Image();
            img006off.src="images/grau/ia_impr02.gif";
            img007off=new Image();
            img007off.src="images/grau/ia_agb03.gif";
            img008off=new Image();
            img008off.src="images/grau/ia_site01.gif";
            img009off=new Image();
            img009off.src="images/grau/ia_site02.gif";
            img010off=new Image();
            img010off.src="images/grau/ia_siteGB.gif";


            // subnavi i-conomic
            img011off=new Image();
            img011off.src="images/iconomic/a_icon02.gif";
            img012off=new Image();
            img012off.src="images/iconomic/ia_icon03.gif";
            img013off=new Image();
            img013off.src="images/iconomic/ia_icon04.gif";
            img014off=new Image();
            img014off.src="images/iconomic/ia_icon05.gif";
            img015off=new Image();
            img015off.src="images/iconomic/ia_icon06.gif";
            img016off=new Image();
            img016off.src="images/iconomic/ia_icon07.gif";

        }

// Function to 'activate' images.

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

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