function Validar(formulario) {
try
{
    if (formulario.pasaporte.checked) {
	return true;
    }
}
catch(e)
{
}
	var login = validar_rut(formulario.ruti.value);
	if(login == formulario.rutf.value)
	{
		return true;
	} 
	if(login == 'K' && formulario.rutf.value=='k')
	{
		return true;
	}
	alert('RUT incorrecto!, verifique')
	return false;

	
  }
     
function validar_rut(rut)   
{
    var i, x, sumatorio;
                
    x=2;
    sumatorio=0;  
 
    for(i=rut.length-1; i>=0; i--)
    {
        if (x>7)
        {x=2;}
        
        sumatorio= sumatorio + (rut.charAt(i) * x);
        x++;

    }

    digito=sumatorio % 11;
    digito=11-digito;
    switch (digito)
    {
        case 10: digito="K";
                break;
        case 11: digito="0";
                break;
    }
    return digito;
}


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_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.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=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' Debe contener un email valido.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' Es requerido.\n'; }
  } if (errors) alert('Los siguientes errores ocurrieron:\n'+errors);
  document.MM_returnValue = (errors == '');
}