var ver

function mostrar(num) {
  obj = document.getElementById('c'+(num));
  ver.style.display = 'none';
  obj.style.display = 'block';
  ver = obj;

}


function Mensaje(element, message) {
   alert(message);
   element.focus();
}

function Validar(form) { 
 var validado = false;
  //Condiciones para la comprobación de campos
  if (form.empresa.value == "") {
    Mensaje(form.empresa, "ˇPor Favor! Indiquenos el nombre de empresa");
  }    
  else if (form.contacto.value == "") {
     Mensaje(form.contacto, "ˇPor Favor! Indiquenos la persona de contacto");
  }
  else if (form.telefono.value == "") {
     Mensaje(form.telefono, "ˇPor Favor! Indiquenos un teléfono de contacto");
  }
  else {
     validado = true;
  }

  return validado;
}

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];}
}

function ventana_valoracion (URL){ 
   window.open(URL,"VALORACION","width=460,height=500,toolbar=no,location=no,marginwidth=0,marginheight=0,status=no,menubar=no,scrollbars=yes,resizable=no,fullscreen=no,top=100,left=90") 
} 
 
function ventana_politica (URL){ 
   window.open(URL,"PRIVACIDAD","width=380,height=360,toolbar=no,location=no,marginwidth=0,marginheight=0,status=no,menubar=no,scrollbars=yes,resizable=no,fullscreen=no,top=100,left=90") 
} 
function ventana_documentos (URL){ 
   window.open(URL,"DOCUMENTOS","width=760,height=532,toolbar=no,location=no,marginwidth=0,marginheight=0,status=no,menubar=no,scrollbars=no,resizable=no,fullscreen=no,top=100,left=90") 
} 
function ventana_mapa (URL){ 
   window.open(URL,"MAPA","width=516,height=344,toolbar=no,location=no,marginwidth=0,marginheight=0,status=no,menubar=no,scrollbars=no,resizable=no,fullscreen=no,top=100,left=90") 
} 
function ventana_contactar (URL){ 
   window.open(URL,"FORMULARIO","width=432,height=420,toolbar=no,location=no,marginwidth=0,marginheight=0,status=no,menubar=no,scrollbars=yes,resizable=no,fullscreen=no,top=100,left=90") 
}