function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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_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_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];}
}

// Variables globales
      var onImages = new Array();
      var menu = 0;
      var cont = -1;
      var browserName = navigator.appName;
      var browserVer = parseInt(navigator.appVersion);
      if (browserName == "Netscape" && browserVer >= 3) version = "n3";
          else if (browserName == "Netscape" && browserVer <= 2) version = "n2";
          else if (browserName == "Microsoft Internet Explorer" && browserVer > 3) version = "e4";
          else if (browserName == "Microsoft Internet Explorer" && browserVer <= 3) version = "e3";
          else version = "other";


function prendido2(imgName1,imgName2,gif1,gif2)
        {
        if (version == "n3" | version == "e4")
                {
                if ( (gif1<=cont) && (gif2<=cont) && (cont>=0) ){
                document [imgName1].src = eval("onImages["+gif1+"].src");
                document [imgName2].src = eval("onImages["+gif2+"].src");}      
                }
        return true;
        }

function prendido(imgName,gif)
        {
        if (version == "n3" | version == "e4")
                {
                if ( (gif<=cont) && (cont>=0) ){
                document [imgName].src = eval("onImages["+gif+"].src");}
                }
        return true;
        }

    
 function doload(arch) 
{
        cont = cont + 1;
        onImages[cont] = new Image();
        onImages[cont].src = arch;
}


function preLoad()
{
   if (version!="e3")
      {     
			doload("images/01_menusup_01.gif"); // 0 - Menu 1   
			doload("images/01_menusup_01_on.gif"); // 1 - Menu1 on  
			doload("images/01_menusup_02.gif"); // 2 - Menu 2
			doload("images/01_menusup_02_on.gif"); // 3 - Menu 2 on
			doload("images/01_menusup_03.gif"); // 4 - Menu 3
			doload("images/01_menusup_03_on.gif"); // 5 - Menu 3 on
            doload("images/01_menusup_04.gif"); // 6 - Menu 4
			doload("images/01_menusup_04_on.gif"); // 7 - Menu 4 on
			doload("images/01_menusup_05.gif"); // 8 - Menu 5
			doload("images/01_menusup_05_on.gif"); // 9 - Menu 5 on
			doload("images/01_menuinf_01.gif"); // 10 - Menuinf 1   
			doload("images/01_menuinf_01_on.gif"); // 11 - Menuinf 1 on  
			doload("images/01_menuinf_02.gif"); // 12 - Menuinf 2
			doload("images/01_menuinf_02_on.gif"); // 13 - Menuinf 2 on
			doload("images/01_menuinf_03.gif"); // 14 - Menuinf 3
			doload("images/01_menuinf_03_on.gif"); // 15 - Menuinf 3 on
            doload("images/01_menuinf_04.gif"); // 16 - Menuinf 4
			doload("images/01_menuinf_04_on.gif"); // 17 - Menuinf 4 on
			doload("images/ico_home.gif"); // 18 - ico home
			doload("images/ico_home_on.gif"); // 19 - ico home on
            doload("images/ico_contact.gif"); // 20 - ico contact
			doload("images/ico_contact_on.gif"); // 21 - ico contact on
			doload("images/ico_sitemap.gif"); // 22 - ico site map
			doload("images/ico_sitemap_on.gif"); // 23 - ico site map on

	  }
}