function removeString(s, t) {

  i = s.indexOf(t);
  r = "";
  if (i == -1) return s;
  r += s.substring(0,i) + removeString(s.substring(i + t.length), t);
  return r;
  }

function AlternarImagen(img) {
	var searchString = '_ON';
	var imgSrc = img.src.toUpperCase();
	var index = imgSrc.indexOf(searchString);

	if ( index > 0 ) {
      img.src = removeString(imgSrc, searchString);

      //img.src = imgSrc.substring(0,imgSrc.indexOf(searchString)) + remove(imgSrc.substring(i + searchString.length), searchString);
	} else {

	  var ext = imgSrc.substring(imgSrc.length-4, imgSrc.length );

      var leading = imgSrc.substring(0, imgSrc.length-4);

      var trailing = imgSrc.substring(imgSrc.length-4, imgSrc.length);

	  img.src = leading + searchString + trailing;
	}
}


var menuItems =
[

['Acerca del MAG',"/acercadelmag","","","","_self","0", , , , , ],
['Exministros',"/acercadelmag/ministros.html","","","","_self","0", , , , , ],
['Noticias-Noti MAG',"http://prensamag.blogspot.com/?psinvite=ALRopfVRoTc1IedAgH5M5QLpaXCK59gv3BTWirYGBKgvDfBzpWFpwsnCtgTh0Y_Og5Jc12W3NCAfrEvMmfLJZPrMyYBAy275AA","","","","_blank","0", , , , , ],
['Circulares y Normas',"/circulares/index.html","","","","_self","0", , , , , ],
['Campus virtual -capac.',"http://cursos.mag.go.cr/","","","","_blank","0", , , , , ],
['BIBLIOTECA VIRTUAL',"/bibliotecavirtual/index.html","","","","_self","0", , , , , ],
['Legislación',"/legislacion","","","","_self","0", , , , , ],
['Rev Agr Costarricense',"http://www.mag.go.cr/rev_agr/","","","","_blank","0", , , , , ],
['Rev Agr Mesoamericana',"/agronomia_mesoamericana/index.html","","","","_self","0", , , , , ],
['DSOREA',"/oficinas/dsorea.html","","","","_self","0", , , , , ],
['Videos -Agro Activo.',"/videos/videos.html","","","","_self","0", , , , , ],
['Prog  Desarrollo Rural',"/oficinas/pdr-inicio.html","","","","_self","0", , , , , ],
['Programas Nacionales',"/oficinas/prog-nac-inicio.html","","","","_self","0", , , , , ],
['Direcciones Regionales',"/regionales/index.html","","","","_self","0", , , , , ],
['SUNII',"/estructuraorganica/sunii.html","","","","_self","0", , , , , ],
['Rednia',"/Rednia","","","","_self","0", , , , , ],
['|REDNIA',"http://www.rednia.go.cr/","","","","_blank","1","0" , , , , ],
['Informática',"http://sistemas.mag.go.cr/","","","","_blank","0", , , , , ],
['Contactenos',"/contactenos.html","","","","_self","0", , , , , ],


];
locationHost = location.host
if(locationHost.indexOf("11:82")>-1 || locationHost.indexOf("rednia")>-1 || locationHost.indexOf("14:82")>-1)
{
	for(i=0;i<menuItems.length-1;i++)
	{
		menuItems[i][1]=menuItems[i][1].replace("/Rednia","");
	}
}