// JavaScript Document
//////////////////////
function makeRequest(id, lista, objeto, ajax) {
	var http_request = false;
	var id = id;
	var lista = lista;
	var objeto = objeto;
	var ajax = ajax;
	
	var url = "http://www.rssindicato.com/javascript/"+objeto+".php?id="+id+"&lista="+lista;

	if (window.XMLHttpRequest) { // Mozilla, Safari, ...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/xml');
			// See note below about this line
		}
	} else if (window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}

	if (!http_request) {
		//alert('Giving up :( Cannot create an XMLHTTP instance');
		return false;
	}
	http_request.onreadystatechange = function() { 
		// do the thing
		if (http_request.readyState == 4) {
			if (http_request.status == 200) 
			{
				//alert(http_request.responseText);
				var xmldoc = http_request.responseXML;
				var xml_datos = xmldoc.getElementsByTagName('datos').item(0);	
				document.getElementById("relacionadas_"+id).innerHTML=xml_datos.firstChild.data;
				if(ajax=="ajax")
				{
					document.getElementById("boton_"+id).innerHTML='<img src="http://www.rssindicato.com/images/relacionadas_2_ajax.gif" width="20" height="20" alt="noticias anteriores similares" border="0" title="ocultar noticias anteriores similares" style="cursor:pointer;" onclick="javasscript:relacionadas_ajax(\''+id+'\',\''+lista+'\')" />';
				
				}
				else
				{
					document.getElementById("boton_"+id).innerHTML='<img src="http://www.rssindicato.com/images/relacionadas_2.gif" width="20" height="20" alt="noticias anteriores similares" border="0" title="ocultar noticias anteriores similares" style="cursor:pointer;" onclick="javasscript:relacionadas(\''+id+'\',\''+lista+'\')" />';
				}
			} 
			else 
			{
				alert('Ha habido un problema con la solicitud. Inténtalo más tarde');
			}
		}
	};
	//alert(url);
	http_request.open('GET', url, true);
	http_request.send(null);
	
}


function relacionadas(id,lista)
{
//var dd = document.getElementById(d);

	if(id.length < 1) { return; }
	if(document.getElementById("relacionadas_"+id).innerHTML.length<1) 
	{
		document.getElementById("relacionadas_"+id).style.marginTop= '15px'; 
		document.getElementById("boton_"+id).innerHTML='<img src="http://www.rssindicato.com/images/relacionadas_2.gif" width="20" height="20" alt="noticias anteriores similares" border="0" title="ocultar noticias anteriores similares" style="cursor:pointer;" onclick="javasscript:relacionadas(\''+id+'\',\''+lista+'\')" />'; 
		document.getElementById("relacionadas_"+id).innerHTML='<img src="http://www.rssindicato.com/images/precarga_azul.gif" width="50" height="11" border="0" alt="cargando datos..." />';
		makeRequest(id, lista, "relacionadas","");		
	}
	else 
	{
		document.getElementById("relacionadas_"+id).style.marginTop= '0px';
		document.getElementById("relacionadas_"+id).innerHTML="";
		document.getElementById("boton_"+id).innerHTML='<img src="http://www.rssindicato.com/images/relacionadas.gif" width="20" height="20" alt="noticias anteriores similares" border="0" title="ver noticias anteriores similares" style="cursor:pointer;" onclick="javasscript:relacionadas(\''+id+'\',\''+lista+'\')" />';  	
	}	
}

function relacionadas_ajax(id,lista)
{
//var dd = document.getElementById(d);
	var id=id;
	var lista=lista;
	if(id.length < 1) { return; }
	if(document.getElementById("relacionadas_"+id).innerHTML.length<1) 
	{
		document.getElementById("relacionadas_"+id).style.marginTop= '15px'; 
		document.getElementById("boton_"+id).innerHTML='<img src="http://www.rssindicato.com/images/relacionadas_2_ajax.gif" width="20" height="20" alt="noticias anteriores similares" border="0" title="ocultar noticias anteriores similares" style="cursor:pointer;" onclick="javasscript:relacionadas_ajax(\''+id+'\',\''+lista+'\')" />'; 
		document.getElementById("relacionadas_"+id).innerHTML='<img src="http://www.rssindicato.com/images/precarga_azul_ajax.gif" width="50" height="11" border="0" alt="cargando datos..." />';
		makeRequest(id, lista, "relacionadas","ajax");		
	}
	else 
	{
		document.getElementById("relacionadas_"+id).style.marginTop= '0px';
		document.getElementById("relacionadas_"+id).innerHTML="";
		document.getElementById("boton_"+id).innerHTML='<img src="http://www.rssindicato.com/images/relacionadas_ajax.gif" width="20" height="20" alt="noticias anteriores similares" border="0" title="ver noticias anteriores similares" style="cursor:pointer;" onclick="javasscript:relacionadas_ajax(\''+id+'\',\''+lista+'\')" />'; 	
	}	
}
//////////


//////////////////lista
function makeRequestLista(id, lista, accion, u) {
	var http_request = false;
	var id = id;
	var lista = lista;
	var accion = accion;
	var u = u;
	
	var url = "http://www.rssindicato.com/javascript/lista.php?id="+id+"&lista="+lista+"&accion="+accion+"&u="+u; 

	if (window.XMLHttpRequest) { // Mozilla, Safari, ...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/xml');
			// See note below about this line
		}
	} else if (window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}

	if (!http_request) {
		//alert('Giving up :( Cannot create an XMLHTTP instance');
		return false;
	}
	http_request.onreadystatechange = function() { 
		// do the thing
		if (http_request.readyState == 4) {
			if (http_request.status == 200) {
				//alert(http_request.responseText);
				var xmldoc = http_request.responseXML;
				var xml_datos = xmldoc.getElementsByTagName('datos').item(0);
				
				//document.getElementById("lista_"+id).innerHTML=xml_datos.firstChild.data;
				
				if (!document.getElementsByTagName) return;
				var span_listas = document.getElementsByTagName("span");
				for (var i=0; i<span_listas.length; i++)
				{
					var span_lista = span_listas[i];
					if (span_lista.getAttribute("rel") == "lista_"+id)
					{
						span_lista.innerHTML=xml_datos.firstChild.data;
					}
				}
				
			} else 
			{
				alert('Ha habido un problema con la solicitud. Inténtalo más tarde');
			}
		}
	};
	//alert(url);
	http_request.open('GET', url, true);
	http_request.send(null);
	
}


function lista(id,lista,accion,u)
{
	var id=id;
	var lista=lista;
	var accion=accion;
	var u=u;
	if(id.length < 1 || lista.length < 1 || accion.length < 1) { return; } else {makeRequestLista(id, lista, accion, u);}	
}

//////////////////


function enviar(e, name)
{
	if(name.value=='Enviar RSS') name.value='Enviando...';
	if(name.value=='Registrarse') name.value='Registrando...';
	if(name.value=='Actualizar') name.value='Actualizando...';
	if(name.value=='Recordar clave' || name.value=='Recordar usuario') name.value='Enviando...';
	if(name.value=='Dar de baja') 
	{
		if(confirm("¿Deseas darte de baja?")) name.value='Procesando...';
	}
}

function externalLinks()
{
 	if (!document.getElementsByTagName) return;
   var anchors = document.getElementsByTagName("a");
   for (var i=0; i<anchors.length; i++) 
   { 
   	var anchor = anchors[i]; 
    	if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
    	{
      	anchor.target = "_blank";
     	} 
   } 
}
 
function addOpenSearch(name,ext,meth)
{
  if ((typeof window.external == "object") && ((typeof window.external.AddSearchProvider == "unknown") || (typeof window.external.AddSearchProvider == "function"))) {
    if ((typeof window.external.AddSearchProvider == "unknown") && meth == "p") {
      alert("This plugin uses POST which is not currently supported by Internet Explorer's implementation of OpenSearch.");
    } else {
      window.external.AddSearchProvider( 
        "http://mycroft.mozdev.org/externalos.php/" + name + ".xml");
    }
  } else {
    alert("Necesitas un navigador que soporte OpenSearch para instalar este plugin.");
  }
} 

function toggle_topusuario()
{
	if (!document.getElementById("top_iniciar_sesion")) return false;
	var top_iniciar_sesion = document.getElementById("top_iniciar_sesion");
	var top_login = document.getElementById('top_login');
	top_login.style.display = 'none';
	top_iniciar_sesion.onclick = function() 
	{
		if (top_login.style.display == 'none') 
		{
			top_login.style.display = 'block'; 
			top_login.style.visibility='visible';
			if(document.getElementById('top_usuario_sesion')) document.getElementById('top_usuario_sesion').focus();
		} 
		else 
		{
			top_login.style.display = 'none';
			top_login.style.visibility='hidden';
		}
	}

	var addListener=function(){
		if(window.addEventListener){
			return function(el,type,fn){
				el.addEventListener(type,fn,false);
			};
		}
		else if(window.attachEvent)
		{
			return function(el,type,fn){
				var f=function(){
					fn.call(el,window.event);
				};
				el.attachEvent('on'+type,f);
			};
		}
		else{
			return function(el,type,fn){
				el['on'+type]=fn;
		}
		}
	}();
	
	function ref(instance_or_id){
		return(typeof(instance_or_id)=="string")?document.getElementById(instance_or_id):instance_or_id;
	}
	
	function hasAncestor(element,ancestor){
		var el=ref(element);
		var an=ref(ancestor);
		while(el!=document&&el!=null){
			if(el==an)return true;
			el=el.parentNode;
		}
		return false;
	}
		
	addListener(document,'click',function(e){
		var element=e.target||e.srcElement;
		if(!hasAncestor(element,'top_iniciar_sesion') && !hasAncestor(element,'top_login') && top_login.style.display == 'block')
			{
			top_login.style.display = 'none';
			top_login.style.visibility='hidden';
			}
	});
	
}

window.onload = function() 
{
	externalLinks();
	if(document.getElementById('q')) document.getElementById('q').focus();
	toggle_topusuario();
}