// AJAX

function getAjax(){
	
	var Ajax = null;
	
	// Trata as exceções até conseguir cria o objeto ajax
	
	try{
		// Tenta criar objeto ajax para os browsers mais recentes como Firefox, e Opera
		ajax = new XMLHttpRequest(); // ajax p firefox opera e navegadores recentes
		}catch(ee){
		
		try{
			// Tenta criar ajax para algumas versões do Microsoft Internet Explorer
			ajax = new ActiveXObject("Msxml2.XMLHTTP"); // IE
		}catch(e){
		
			try{
				// Tenta criar ajax para algumas versões do Microsoft Internet Explorer
				ajax = new ActiveXObject("Microsoft.XMLHTTP"); // IE
		
			}catch(E){
				// Browser utilizado não aceita ajax, o objeto não é criado
				ajax = false;
			}
		}
			
	}
	
	return ajax;
}


function doWork(){
	Ajax = getAjax();
	if (Ajax != null) {
		Ajax.open("GET", "includes/inc_newsletter.php?news_nome="+
								document.getElementById('news_nome').value+
								"&news_email="+
								document.getElementById('news_email').value, true);
		Ajax.send(null);
		divv = document.getElementById('div_resposta');
		Ajax.onreadystatechange = function(){
		
			if (ajax.readyState == 4 ){
				if (Ajax.responseText == 'enviou'){
					nome =  document.getElementById('news_nome');
					email =  document.getElementById('news_email');
					nome.value  ='';
					email.value ='';					
					divv.innerHTML = '<div style="position:absolute; top:7px; left:345px;"><span style="cursor:pointer" onclick="javascript:mostra_div(\'div_resposta\')"><img src="imgs/bt_fechar_div.gif" alt="fechar" /></span></div>Cadastro efetuado com sucesso!';						
					}else if (Ajax.responseText == 'naoenviou'){
						divv.innerHTML = '<div style="position:absolute; top:7px; left:345px;"><span style="cursor:pointer" onclick="javascript:mostra_div(\'div_resposta\')"><img src="imgs/bt_fechar_div.gif" alt="fechar" /></span></div>Preencha seu nome e email corretamente antes de enviar.';
				}
			}
			mostra_div('enviando_news');
			divv.style.display = 'block';
		
		}
	}
}


// AJAX

function mostra_div(show){
	var el1 = document.getElementById(show);
	if (el1.style.display == 'none'){
		el1.style.display = 'block';
		}else{
			el1.style.display = 'none';
	}
}

/*------------------------------- MAPA */
 
    var map;
    var gdir;
    var geocoder = null;
    var addressMarker;

    function initialize() {
      if (GBrowserIsCompatible()) {      
        map = new GMap2(document.getElementById("map_canvas"));
        gdir = new GDirections(map, document.getElementById("directions"));
        GEvent.addListener(gdir, "load", onGDirectionsLoad);
        GEvent.addListener(gdir, "error", handleErrors);

        setDirections("GE Hospitalar belo horizonte", "GE Hospitalar belo horizonte", "pt_BR");
      }
    }
    
    function setDirections(fromAddress, toAddress, locale) {
      gdir.load("from: " + fromAddress + " to: " + toAddress,
                { "locale": locale });
    }

    function handleErrors(){
	   if (gdir.getStatus().code == G_GEO_UNKNOWN_ADDRESS)
	     alert("No corresponding geographic location could be found for one of the specified addresses. This may be due to the fact that the address is relatively new, or it may be incorrect.\nError code: " + gdir.getStatus().code);
	   else if (gdir.getStatus().code == G_GEO_SERVER_ERROR)
	     alert("A geocoding or directions request could not be successfully processed, yet the exact reason for the failure is not known.\n Error code: " + gdir.getStatus().code);
	   
	   else if (gdir.getStatus().code == G_GEO_MISSING_QUERY)
	     alert("The HTTP q parameter was either missing or had no value. For geocoder requests, this means that an empty address was specified as input. For directions requests, this means that no query was specified in the input.\n Error code: " + gdir.getStatus().code);

	//   else if (gdir.getStatus().code == G_UNAVAILABLE_ADDRESS)  <--- Doc bug... this is either not defined, or Doc is wrong
	//     alert("The geocode for the given address or the route for the given directions query cannot be returned due to legal or contractual reasons.\n Error code: " + gdir.getStatus().code);
	     
	   else if (gdir.getStatus().code == G_GEO_BAD_KEY)
	     alert("The given key is either invalid or does not match the domain for which it was given. \n Error code: " + gdir.getStatus().code);

	   else if (gdir.getStatus().code == G_GEO_BAD_REQUEST)
	     alert("A directions request could not be successfully parsed.\n Error code: " + gdir.getStatus().code);
	    
	   else alert("An unknown error occurred.");
	   
	}

	function onGDirectionsLoad(){ 
      // Use this function to access information about the latest load()
      // results.

      // e.g.
      // document.getElementById("getStatus").innerHTML = gdir.getStatus().code;
	  // and yada yada yada...
	}

	function submit_form() {
		nome =  document.getElementById('news_nome');
		email =  document.getElementById('news_email');
		divv 	= document.getElementById('div_resposta');
		
		if (nome.value == '' || email.value == ''){
			divv.innerHTML = '<div style="position:absolute; top:7px; left:345px;"><span style="cursor:pointer" onclick="javascript:mostra_div(\'div_resposta\')"><img src="imgs/bt_fechar_div.gif" alt="fechar" /></span></div>Preencha seu nome e email corretamente antes de enviar.';
			divv.style.display='block';
			
			}else{
				mostra_div('enviando_news');
				doWork();
			
		}
		
	}