// JavaScript Document
var menu_activo= 0;
var img_activa= 0;
var src_img= 0;
var src_img_activo= 0;

var submenu_activo= 0;
var submenu_img_activa= 0;
var submenu_src_img= 0;
var submenu_src_img_activo= 0;

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

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_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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];}
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
function activar_menu(param_menu_activo, param_img_activa, param_src_img, param_src_img_activo)
{
	//Ocultar la capa anterior.
	if( menu_activo != 0 )
	{	
		MM_showHideLayers(menu_activo,'','hide');
		MM_swapImage(img_activa,'',src_img);
	}
	
	menu_activo= param_menu_activo;
	img_activa= param_img_activa;
	src_img= param_src_img;
	src_img_activo= param_src_img_activo;
	
	MM_showHideLayers(menu_activo,'','show');
	MM_swapImage(img_activa,'',param_src_img_activo);
}
function restaurar_img( param_img )
{
	if( img_activa != param_img )
		MM_swapImgRestore();	
}
function cambiar_img( param_img, param_img_src)
{
	if( img_activa != param_img ) 
		MM_swapImage(param_img,'',param_img_src,1)
}


//Funciones del submenu
function activar_submenu( param_submenu_img_activa, param_submenu_img_src )
{
	submenu_img_activa= param_submenu_img_activa;
	MM_swapImage(submenu_img_activa, '', param_submenu_img_src, 1)
}


function submenu_restaurar_img( param_submenu_img )
{
	if( submenu_img_activa != param_submenu_img )
		MM_swapImgRestore();	
}

function submenu_cambiar_img( param_submenu_img, param_1, param_submenu_img_src, param_2)
{
	if( submenu_img_activa != param_submenu_img ) 
		MM_swapImage(param_submenu_img, param_1, param_submenu_img_src, param_2)
}