ns4=(document.layers)?true:false
  ie4=(document.all)?true:false
  cargada=0 //vble que indica si la página está cargada
  hayven=0 //ventana cerrada
    function precargar()
    {
      var img1=new Image();
      img1.src='../imgs/pestania_01_over.gif'
      var img2=new Image();
      img2.src='../imgs/pestania_02_over.gif'      
      var img3=new Image();
      img3.src='../imgs/pestania_03_over.gif'     
    }
function cambiar(num) {}
function over(num)
{
  overcapa=num;
  layeractiva=num;
  mostrar(num);
}

function out(num){  overcapa=0;}

function over2(num){  document.images.nota.src='../imgs/nota2'+num+'.gif';}

function out2(){  document.images.nota.src='../imgs/nota20.gif';  }

function mOvr(src,clrOver) 
{
  if (!src.contains(event.fromElement)) 
  {
    src.style.cursor = 'hand';
    src.bgColor = clrOver;
  }
}

function mOut(src,clrIn) 
{
  if (!src.contains(event.toElement)) 
  {
    src.style.cursor = 'default';
    src.bgColor = clrIn;
  }
}

function init() 
{
  if (ns4) 
  { 
    document.onmousemove=mouseMove
    document.captureEvents(Event.MOUSEMOVE)  
  }
  if (ie4) 
  {
    document.onmousemove=mouseMove        		
  }  
  layeractivavieja=0
  layeractiva=0; 
  overcapa=0;   
  cargada=1;                         
}

function mostrar(indice)
{
  if (cargada==0)
    return true;
    
  if (layeractivavieja!=0)
  {
    if (ns4)
      eval('opcion'+layeractivavieja+'.visibility="hide"');
    if (ie4)
      eval('opcion'+layeractivavieja+'.visibility="hidden"');   
  }
  if (ns4)
    eval('opcion'+indice+'.visibility="show"');
  if (ie4)
    eval('opcion'+indice+'.visibility="visible"');  
  layeractivavieja=indice;
  layeractiva=indice; 
  return true;
}

function mouseMove(e)
{ 
  if (cargada==0)
    return true;
  if (layeractiva!=0)  
  {
    var x= (ns4)? e.pageX:event.x+document.body.scrollLeft
    var y= (ns4)? e.pageY:event.y+document.body.scrollTop
    eval('posx=opcion'+layeractiva+'.xpos');
    eval('posy=opcion'+layeractiva+'.ypos');
    eval('ancho=opcion'+layeractiva+'.ancho');
    eval('alto=opcion'+layeractiva+'.alto');    
    if (!((x>=posx && x<=posx+ancho && y>=posy && y<=posy+alto)||(overcapa==layeractiva)))
    {    
      ocultar(layeractiva); 
    }      
  }
  return true;      
}  
 
function ocultar(indice)
{
  if (cargada==0)
    return true;
  if (ns4)
    eval('opcion'+indice+'.visibility="hide"');
  if (ie4)
    eval('opcion'+indice+'.visibility="hidden"');
  layeractiva=0;  
  return true;
}

function abrirenlace(enl)
{
  if (hayven==0)
  {
    hayven=1;
    window.open(enl,"","");
    setTimeout("hayven=0",2000);
  }  
}	
function accion(pos,acc,pr)
  {
    winopt ="menubar=no,scrollbars=yes,resizable=no,";
    winopt +="marginwidth=0, marginheight=0, leftmargin=0, topmargin=0,";
    winopt +="width=500,height=350,";
    winopt +="left=50,top=50,screenLeft=50,screenTop=50";
    if (acc==0)
    {
      ventana=window.open("encuestaresul.asp?mipr="+pr,"Encuesta",winopt);
    }
    else
    {
      document.formencuesta.resp[pos].checked=true;
      respuesta=document.formencuesta.resp[pos].value;
      ventana=window.open("encuestavotar.asp?preg="+pr+"&resp="+respuesta,"Encuesta",winopt);
    }
    ventana.creator=self;
  }

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

function MM_openBrWindow2(theURL,posicion) { //v2.0
   if(posicion)
   {
		 window.open(theURL,'','scrollbars=no,width=600,height=445');
  }
  else
  {
  		 window.open(theURL,'','scrollbars=yes,toolbar=yes,width=800,height=600');
  }
}

function MM_popupMsg(msg) { //v1.0
  alert(msg);
}
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_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 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();
}

/* librerias para ajax*/

function toQueryString(x){ 
    var queryString = new Array();
    var form = document.getElementById(x.name);
	
        for (var i = 0; i < form.elements.length; i++)
        { 
			if(form.elements[i].type == "text"       || form.elements[i].type == "password" || 
               form.elements[i].type == "textarea" || form.elements[i].type == "hidden")
            {
                 if(form.elements[i].value.length > 0)				 
                    queryString[queryString.length] = form.elements[i].name + "=" + form.elements[i].value;//," ","\%20");
            } 
            else if (form.elements[i].type == "checkbox" || form.elements[i].type == "radio")
            {
                if(form.elements[i].checked == true)
                    queryString[queryString.length] = form.elements[i].name + "=" + form.elements[i].value; 
            }
            else if(form.elements[i].type == "select-one")
            {
				if(form.elements[i].selectedIndex != -1){
					queryString[queryString.length] = form.elements[i].name + "=" + form.elements[i].options[form.elements[i].selectedIndex].value;
				}
            }
            else if(form.elements[i].type == "select-multiple")
            {
                selected = new Array();
                    for (var j = 0; j < form.elements[i].options.length; j++)
                        if (form.elements[i].options[j].selected)
                            selected.push(form.elements[i].options[j].value);
                      
                if(selected.length > 0)
                    queryString[queryString.length] = form.elements[i].name + "=" + selected;    
            } 
        }
        return queryString.join("&");
}

function CargarPagina(pagina,contenedor){
 	if(contenedor!=null){
		$(contenedor).load(pagina);	
	}
/*  $.ajax({ 
		 type: "POST",  
		 url: pagina,  
		 success: function(msg){
				if(contenedor!=null){
					$(contenedor).html(msg);  
				}
			} });
*/
}

function CargarPaginaGet(pagina,contenedor){
 $.ajax({ type: "GET",  url: pagina,  success: function(msg){	   $(contenedor).html(msg);  } });
}

function CargarPagina2(pagina,formulario,contenedor){

$.ajax({
   type: "POST",
   url: pagina,
   data:toQueryString(formulario),
   success: function(msg){
		$(contenedor).html(msg);
   }
 });
}
function prueba(pagina){
alert(pagina);
$.ajax({
   type: "POST",
   url: pagina,
   success: function(msg){
     alert( "Data Saved: " + msg );
   }
 });
}