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_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 cambiarIdioma(idioma)
{
	var pos = document.location.href.lastIndexOf('/');
	var nombrePag = document.location.href.substr(pos+1);
	var path = document.location.href.substr(0, pos-3);
	switch(idioma)
	{
		case 1: path += "esp"; break;
		case 2: path += "ing"; break;
		case 3: path += "fra"; break;
		case 4: path += "ale"; break;
	}
	path += "/" + nombrePag;
	document.location.href = path;
}
*/

/* *********************************************************************************** */


function validar() { //v4.0
var i,p,q,nm,test,num,min,max,errors='',args=validar.arguments;
for (i=0; i<(args.length-2); i+=3) 
{ 
	test=args[i+2]; val=MM_findObj(args[i]);
	if (val) 
	{ 
		nm=val.name; 
		if ((val=quitaEspacios(val.value))!="") 
		{
			if (test.indexOf('isEmail')!=-1) 
			{ 
				p=val.indexOf('@');
				if (p<1 || p==(val.length-1)) errors+='- El campo '+nm+' debe contener una dirección e-mail.\n';
			} 
			else 
				if (test!='R') 
				{
					if (isNaN(val)) errors+='- El campo '+nm+' debe contener un número.\n';
					if (test.indexOf('inRange') != -1) 
					{ 
						p=test.indexOf(':');
						min=test.substring(8,p); max=test.substring(p+1);
						if (val<min || max<val) errors+='- El campo '+nm+' debe contener un número entre '+min+' y '+max+'.\n';
					} 
				} 
			} 
		else if (test.charAt(0) == 'R') errors += '- El campo '+nm+' es obligatorio.\n'; 
	}
} 
if (errors) alert('El formulario contiene errores:\n'+errors);
document.MM_returnValue = (errors == '');
}

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 quitaEspacios(cad)
{
	var comprobar = (cad.length>0);

	for( ; comprobar; )
	{
		if(cad.charAt(0) == " ") 
			cad=cad.substr(1);
		else if (cad.charAt(cad.length-1) == " ")
			cad=cad.substr(0,cad.length-1);
		else
			comprobar = false;
		if(comprobar) comprobar = (cad.length>0);
	}
	return(cad);
}