// Archivo Javascript

function abreMenu(numero)
{
	
	if (document.getElementById('submenu'+numero+'b').style.display=='none')
	{
		var i=1, maximo=6;
		for(i=1; i<=maximo; i++)
		{
			document.getElementById('submenu'+i+'b').style.display='none';
			document.getElementById('submenu'+i+'a').style.background='url(http://www.guiasamarillas.es/_images/menu_derecho/desplegable_down.gif)';
		}
		document.getElementById('submenu'+numero+'b').style.display='block';
		document.getElementById('submenu'+numero+'a').style.background='url(http://www.guiasamarillas.es/_images/menu_derecho/desplegable_up.gif)';
	}
	else
	{
		document.getElementById('submenu'+numero+'b').style.display='none';
		document.getElementById('submenu'+numero+'a').style.background='url(http://www.guiasamarillas.es/_images/menu_derecho/desplegable_down.gif)';
	}

	return true;
}

//----------------------------------------------------
/*function abreMenu(numero) {
	if (document.getElementById('submenu'+numero+'b').style.display=='none')
	{
		var i=1, maximo=6;
		for(i=1; i<=maximo; i++)
		{
			document.getElementById('submenu'+i+'b').style.display='none';
			document.getElementById('submenu'+i+'a').style.background='url(http://www.guiasamarillas.es/_images/menu_derecho/desplegable_down.gif)';
		}
		document.getElementById('submenu'+numero+'b').style.display='block';
		document.getElementById('submenu'+numero+'a').style.background='url(http://www.guiasamarillas.es/_images/menu_derecho/desplegable_up.gif)';
	}
	else
	{
		document.getElementById('submenu'+numero+'b').style.display='none';
		document.getElementById('submenu'+numero+'a').style.background='url(http://www.guiasamarillas.es/_images/menu_derecho/desplegable_down.gif)';
	}
	return true;
}*/


//----------------------------------------------------
function isEmail(string) {
  if(!string) return false;

  var result = string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/);

  if(result != -1) return true;
  else             return false;
}

//----------------------------------------------------
function isDni(dni) {
  if(!dni) return false;

  // Formato
  var er_dni = /(X|\d{1})\d{7}-\D{1}/;
  if(!er_dni.test(dni)) {
     return false;
  }

  // Letra
  var splitDni = dni.split("-");
  var dni_numero = splitDni[0];
  var dni_letra  = splitDni[1];

  var letras = 'TRWAGMYFPDXBNJZSQVHLCKE';
  var numero = dni_numero%23;
  if(dni_letra != letras.substring(numero, numero+1)) {
     return false;
  }

  return true;
}

//----------------------------------------------------
function getBrowser() {
  var browserName;
  
  if(navigator.userAgent.indexOf("Firefox") != -1){
     browserName = "Firefox";
  }
  else if(navigator.userAgent.indexOf("MSIE") != -1) {
     browserName = "MSIE";
  }

  return browserName;
}

//----------------------------------------------------
function verImagen(img_popup) {
  var w_popup = open("../popup_image.php?img_popup="+img_popup, "w_popup", "toolbar=0, scrollbars=0, resizable=no");
  w_popup.focus();
}

//----------------------------------------------------
/**
 *  url:    URL of the server program
 *  asynch: Whether to send the request asynchronously or not
 *  return: resultado de la ejecución del servicio
 */
function util_httpRequest(url, asynch) {
  // XMLHttpRequest
  if(window.XMLHttpRequest) {
     request = new XMLHttpRequest();
  } else {
     request = new ActiveXObject("MSXML2.XMLHTTP.3.0");
  }

  if(!request) {
     alert("Your browser does not permit the use of all of this application's features!");
     return false;
  }

  // Llamada
  try {
     request.open("GET", url, asynch);
     request.send(null);
     return request.responseText;
  }
  catch(errv) {
     alert("The application cannot contact the server. Please try again in a few seconds.\n Error detail: " + errv.message);
  }

  return false;
}

//-------------------------------------------------------
/**
 *  url:    URL of the server program
 *  asynch: Whether to send the request asynchronously or not
 *  return: resultado de la ejecución del servicio
 */
function util_httpRequest2(url, query_string, asynch, $isPost) {
  // XMLHttpRequest
  if(window.XMLHttpRequest) {
     request = new XMLHttpRequest();
  } else {
     request = new ActiveXObject("MSXML2.XMLHTTP.3.0");
  }

  if(!request) {
     alert("Your browser does not permit the use of all of this application's features!");
     return false;
  }

  // Llamada AJAX
  try {
     // Method
     if($isPost) {
        request.open("POST", url, asynch);
        request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        request.send(query_string);
     }
     else {
        request.open("GET", url+'?'+query_string, asynch);
        request.send(null);
     }

     if(asynch == true) return request;
     else               return request.responseText;
  }
  catch(errv) {
     alert("The application cannot contact the server. Please try again in a few seconds.\n Error detail: " + errv.message);
  }

  // Get resultado asincrono "true": poner en nuestro código después de la llamada a la función
  /*
  var request = util_httpRequest(urlAjax, true);
  request.onreadystatechange = function() {
    if(request.readyState == 4) {
       document.getElementById("salidaSMS").innerHTML = '<div>'+request.responseText+'</div>';
    }
  }
  */
}
//-------------------------------------------------------