function abrir(pagina,ancho,alto) {
	altopantalla = (screen.height - alto) / 2
	anchopantalla = ((screen.width - ancho) / 2) - 10
	if ((altopantalla < 0)||(anchopantalla < 0)){
		altopantalla = 0
		anchopantalla = 0
	}
if (!window.vent||vent.closed) {
vent = window.open(pagina,'hueco','toolbar=no,top='+altopantalla+',left='+anchopantalla+',menubar=no,scrollbars=no,resizable=no,width='+ancho+',height='+alto+''); }
else { vent.close(); vent = window.open(pagina,'hueco','toolbar=auto,menubar=no,scrollbars=no,resizable=no,width='+ancho+',height='+alto+'');} } 

function abrir2(pagina,ancho,alto) {
	altopantalla = (screen.height - alto) / 2
	anchopantalla = ((screen.width - ancho) / 2) - 10
	if ((altopantalla < 0)||(anchopantalla < 0)){
		altopantalla = 0
		anchopantalla = 0
	}
if (!window.vent||vent.closed) {
vent = window.open(pagina,'hueco2','toolbar=no,top='+altopantalla+',left='+anchopantalla+',menubar=no,scrollbars=no,resizable=no,width='+ancho+',height='+alto+''); }
else { vent.close(); vent = window.open(pagina,'hueco','toolbar=auto,menubar=no,scrollbars=no,resizable=no,width='+ancho+',height='+alto+'');} } 

function ventana(nombre,ancho,alto)
    {   
	izquierda = (screen.height - alto) / 2
	arriba = ((screen.width - ancho) / 2)          
        var nc= (document.layers) ? 1 : 0;  

        if(nc) 
	       window.open( nombre, "eo","SCROLLBARS=no,WIDTH="+ancho+",HEIGHT="+alto+",TOP="+arriba+",LEFT="+izquierda+",TITLEBAR=no,MENUBAR=no,HOTKEYS=no,TOOLBARS=no" )
        else 
	      window.open( nombre, "eo","SCROLLBARS=no,WIDTH="+ancho+",HEIGHT="+alto+",TOP="+arriba+",LEFT="+izquierda+",TITLEBAR=no,MENUBAR=no,HOTKEYS=no,TOOLBAR=no" )

}

function cerrar() {
	if (window.top.arriba.vent&&!window.top.arriba.vent.closed) {
	close(window.top.arriba.vent.name);
window.top.arriba.vent.close();
}	}
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 abrirfichas(pagina) {
if (!window.ventfichas||ventfichas.closed) {
	ventfichas = window.open(pagina, 'hfichas' , 'SCROLLBARS=no,fullscreen=yes');
	}
else { 
	ventfichas.close(); 
	ventfichas = window.open(pagina, 'hfichas' , 'SCROLLBARS=no,fullscreen=yes');
	} 
}

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_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_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.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_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

//-->