function cambiaTxt(valor){
	var tamActual = 0;
	  	
//    document.body.style.fontSize=valor+"%";

    var tablas = document.getElementsByTagName("DIV");
    for (var i=0; i<tablas.length; i++) {
    	if(i==0){
    		if(isNaN(tablas[i].style.fontSize) && tablas[i].style.fontSize.length > 0){
				tamActual = tablas[i].style.fontSize.substr(0, tablas[i].style.fontSize.length - 1);
				valor = parseInt(tamActual) + parseInt(valor);
			}else{
				valor = 95 + parseInt(valor)
			}
    	}
		tablas[i].style.fontSize=valor+"%";
    }
    tablas = document.getElementsByTagName("SPAN");
    for (var i=0; i<tablas.length; i++) {    	
		tablas[i].style.fontSize=valor+"%";
    }
    tablas = document.getElementsByTagName("INS");
    for (var i=0; i<tablas.length; i++) {    	
		tablas[i].style.fontSize=valor+"%";
    }
    tablas = document.getElementsByTagName("LABEL");
    for (var i=0; i<tablas.length; i++) {    	
		tablas[i].style.fontSize=valor+"%";
    }
    tablas = document.getElementsByTagName("TD");
    for (var i=0; i<tablas.length; i++) {    	
		tablas[i].style.fontSize=valor+"%";
    }
  }

<!-- JFONT 17-05-07 Aņadimos la funcion para abrir los links dentro de la desc. comun -->
<!-- Deberia abrir en ventana nueva o la misma?? -->
  function preview(valor) {
    self.location = valor;
  }

/* MM SCRIPTS */


    function paginarUP(valor) {
        var f1 = document.formDocu;
        f1.pagina.value=valor;
        f1.submit();
    }
    function paginarDown(valor) {
        var f2 = document.formDocu;
        f2.pagina.value=valor;
        f2.submit();
    }

  function abreWeb(url){
    if (url!="") {
      if (url.substring(0,4)=="http"){
        window.open(url);
      } else {
        self.location = url;
      }
    }
  }

  function salir(){
        var f = document.fbus;
        f.submit();
  }

  function MM_openBrWindow_Ventana(theURL,winName,features) { //v2.0
     var ventana;
     ventana = window.open(theURL,'ventana',features);

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

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];}
}

/* MENU Script */

function $(id) {return document.getElementById(id)}

function showMenu(submenu,cond)
{
       //document.getElementById(submenu).style.display = (cond) ? '' : 'none';
       if (cond==true) {

         if (document.getElementById(submenu).style.display=='none'){
            document.getElementById(submenu).style.display='';
         }
       }else{
         if (document.getElementById(submenu).style.display==''){
            document.getElementById(submenu).style.display='none';
         }
       }

}

/* CAPA SEMITRANSPARENTE*/

var capaVisible = false;

function reposicionarCapa()
{
	if(capaVisible) showCapa();
}

function showCapa(num,ampleW,altW)
{
	var capaImg = "capaContenido"+num;
	var capaOverlay = "capaOverlay";
	var myWidth = 0, myHeight = 0;
	//document.body.style.overflow = "hidden";

	capaVisible = true;

  	if( typeof( window.innerWidth ) == 'number' )
	{
		//Non-IE
		myWidth = window.innerWidth;
		myHeight = window.innerHeight;
	 }
	 else if (document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) )
	 {
		//IE 6+ in 'standards compliant mode'
		myWidth = document.documentElement.clientWidth;
		myHeight = document.documentElement.clientHeight;
	 }
	 else if ( document.body && ( document.body.clientWidth || document.body.clientHeight ) )
	 {
		//IE 4 compatible
		myWidth = document.body.clientWidth;
		myHeight = document.body.clientHeight;
	 }
	$(capaOverlay).style.display="block";
	$(capaOverlay).style.width = myWidth+ "px";
        //alert(document.documentElement.scrollHeight);
	//$(capaOverlay).style.height = (myHeight + document.documentElement.scrollTop) + "px";
        $(capaOverlay).style.height = (document.documentElement.scrollHeight) + "px";
	$(capaOverlay).style.opacity = "0.5";
	$(capaOverlay).style.filter = "alpha(opacity=50)";
	//nodoDiv.style.top = document.documentElement.scrollTop + "px";

	$(capaImg).style.display = "block";
	$(capaImg).style.left = ((myWidth-ampleW)/2) + "px";
	$(capaImg).style.top = ((myHeight)/altW + document.documentElement.scrollTop) + "px";

	var	misSelects = document.body.getElementsByTagName("select");
		for (i=0; i<misSelects.length;i++)
			misSelects[i].style.visibility="hidden";
}

function hideCapa(num)
{
	capaVisible = false;

	var capaImg = "capaContenido"+num;
	var capaOverlay = "capaOverlay";
	$(capaOverlay).style.display="none";
	$(capaImg).style.display = "none";
	document.body.style.overflow = "auto";
	var	misSelects = document.body.getElementsByTagName("select");
		for (i=0; i<misSelects.length;i++)
			misSelects[i].style.visibility="visible";
}

function addListener(obj,evt,func)
{
    if (obj.attachEvent)
        obj.attachEvent('on' + evt, func);

    else
    {
        if (obj.addEventListener)
        {
            obj.addEventListener(evt,func,false);
        }
        else
        {
            if (obj.eval)
            {
                obj["on"+evt] = func;
            }
            else
            {
                alert("Error adding listener\nObject:"+obj+"ID:"+obj.id+" Name:"+obj.name+" TagName:"+obj.tagName+"\nEvent:"+evt);
            }
        }
    }
}

addListener(window,"resize",reposicionarCapa);