// Exibe/oculta bloco de texto com o ID "texto"
function displayText(v){ //use true/false
	if (v){
		document.getElementById('texto').style.display='block';
	}
	else{
		document.getElementById('texto').style.display='none';
	}
}
function inverseText(){ // exibe texto oculto ou esconde testo visível
	if (document.getElementById('texto').style.display == 'none'){
		displayText(true);
	}else{
		displayText(false);
	}
}
// Insere thumbnail do YouTube no local do script e coloca link para o vídeo rodar dentro da DIV "media"
function youthumb (id,name){
	document.write ("<a href='javascript:mediaYoutube(\""+id+"\")'><img src='http://www.barroecordas.com.br/video/"+id+".jpg' vspace='2'/>");
	if (name != null){
		document.write ("<br/>" + name);
	}
	document.write ("</a>");
}
// MediaModule by dusuarez
// Insert a <div id="media"></div> and control your content
function mediaYoutube(id){
	url = "http://www.barroecordas.com.br/video/player.swf";
	arquivo = id + ".flv";
	mediaFlash (url, 360, 300, arquivo);
}
function mediaImage(url){
	document.getElementById('media').innerHTML = "<img src='" + url + "' name='imagem' id='imagem'>";
}
function mediaFlash(url, w, h, arquivo){
	document.getElementById('media').innerHTML = "<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0' width='"+w+"' height='"+h+"'><param name='movie' value='"+url+"?arquivo="+arquivo+"' /><param name='allowFullScreen' value='true' /><param name='wmode' value='transparent' /><param name='quality' value='high' /><embed src='"+url+"?arquivo="+arquivo+"' quality='high' pluginspage='http://www.macromedia.com/go/getflashplayer' type='application/x-shockwave-flash' allowfullscreen='true' wmode='transparent' width='"+w+"' height='"+h+"'></embed></object>";
}
function mediaSound(som, img){
	mediaFlash (som + ".swf", 220, 30);
	document.getElementById('media').innerHTML += "<br/><img src='" + img + "' name='imagem' id='imagem'>";
}
function mediaInclude(url){
	document.getElementById('media').innerHTML = "<div id='html'></div>";
	var req = new DataRequestor();
    req.setObjToReplace("html");
    req.getURL(url);
}
function mediaHtml (text){
	document.getElementById('media').innerHTML = "<br/><div id='texto'>" + text + "</div>";
}
function mediaLegenda(text){
	document.getElementById('media').innerHTML += "<br/><div id='legenda'>" + text + "</div>";
}
//#$Id: DataRequestor.js,v 1.4 2005/03/09 17:45:21 meekut Exp $
/**
 *  DataRequestor Class v: 1.3 - Mar. 9, 2005
 *
 *	   Copyright 2005 - Mike West - http://mikewest.org/
 *
 *    This software is licensed under the CC-GNU LGPL <http://creativecommons.org/licenses/LGPL/2.1/>
 *
 *    This class wraps the XMLHttpRequest object with a friendly API
 *    that makes complicated data requests trivial to impliment in
 *    your application.
 *
 */
var _RETURN_AS_TEXT = 1;
var _RETURN_AS_DOM = 0;
var _POST      = 0;
var _GET      = 1;

var _REPLACE_AS_DOM = 0;
var _REPLACE_AS_HTML = 1;

var _CACHE      = 0;
var _NO_CACHE    = 1;

function DataRequestor() {
  var self = this; 
  this.getXMLHTTP = function() {
    var xmlHTTP = null;

    try {
      xmlHTTP = new XMLHttpRequest();
    } catch (e) {
      try {
        xmlHTTP = new ActiveXObject("Msxml2.XMLHTTP")
      } catch(e) {
        var success = false;
        var MSXML_XMLHTTP_PROGIDS = new Array(
          'Microsoft.XMLHTTP',
          'MSXML2.XMLHTTP',
          'MSXML2.XMLHTTP.5.0',
          'MSXML2.XMLHTTP.4.0',
          'MSXML2.XMLHTTP.3.0'
        );
        for (var i=0;i < MSXML_XMLHTTP_PROGIDS.length && !success; i++) {
          try {
            xmlHTTP = new ActiveXObject(MSXML_XMLHTTP_PROGIDS[i]);
            success = true;
          } catch (e) {
            xmlHTTP = null;
          }
        }
      }

    }
    self._XML_REQ = xmlHTTP;
    return self._XML_REQ;
  }
  this.getURL = function(url) {
      if (arguments[1] == _RETURN_AS_DOM) {
        self.returnType = _RETURN_AS_DOM;
      } else {
        self.returnType = _RETURN_AS_TEXT; // DEFAULT
      }

      if (typeof self._XML_REQ.abort == "function" && self._XML_REQ.readyState!=0) { // Opera can't abort().
        self._XML_REQ.abort();
      }

      self._XML_REQ.onreadystatechange = self.callback;

      var requestType = "GET";
      var getUrlString = "?";
      for (var i in self.argArray[_GET]) {
        getUrlString += i + "=" + self.argArray[_GET][i] + "&";
      }
      var postUrlString = "";
      for (i in self.argArray[_POST]) {
        postUrlString += i + "=" + self.argArray[_POST][i] + "&";
      }
      if (postUrlString != "") {
        requestType = "POST"; 
      }


      self._XML_REQ.open(requestType, url + getUrlString, true);
      if (typeof self._XML_REQ.setRequestHeader == "function") { // Opera can't setRequestHeader()
        if (self.returnType == _RETURN_AS_DOM && typeof self._XML_REQ.overrideMimeType == "function") {
          self._XML_REQ.overrideMimeType('text/xml'); // Make sure we get XML if we're trying to process as DOM
        }
        self._XML_REQ.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
      }
      self._XML_REQ.send(postUrlString);

    return true;
  }

  this.callback = function() {
    if (self.onLoad) {
      self.onload   = self.onLoad;
    }
    if (self.onProgress) {
      self.onprogress = self.onProgress;
    }
    if (self.onFail) {
      self.onfail   = self.onFail;
    }

    if (self._XML_REQ.readyState == 4 && self._XML_REQ.status == 200) {
      var obj = self.getObjToReplace();
      if (obj) {
        if (self.replaceAs == _REPLACE_AS_HTML) {
          // IE dies if you assign to a textarea's innerHTML
          if (obj.nodeName == "TEXTAREA" || obj.nodeName == "INPUT") {
            obj.value = self._XML_REQ.responseText;
          } else {
            obj.innerHTML = self._XML_REQ.responseText;
          }
        } else if (self.replaceAs == _REPLACE_AS_DOM) {
          eval(self._XML_REQ.responseText);
          obj.parentNode.replaceChild(_DOM_OBJ, obj);
          self.setObjToReplace(_DOM_OBJ);
        }
      }
      if (self.onload) {
        if (self.returnType == _RETURN_AS_DOM) {
          self.onload(self.normalizeWhitespace(self._XML_REQ.responseXML), obj);
        } else {
          self.onload(self._XML_REQ.responseText, obj);
        }
      }
    } else if (self._XML_REQ.readyState == 3) {
      if (self.onprogress && !document.all) { // This would throw an error in IE.
        var contentLength = 0;
        try {
          contentLength = self._XML_REQ.getResponseHeader("Content-Length");
        } catch (e) {
          contentLength = -1;
        }
        self.onprogress(self._XML_REQ.responseText.length, contentLength);
      }

    } else if (self._XML_REQ.readyState == 4) {
      if (self.onfail) {
        self.onfail(self._XML_REQ.status);
      } else {
        throw new Error("Data Request failed with an HTTP status of " + self._XML_REQ.status);
      }
    }
  }

  this.normalizeWhitespace = function (domObj) {
    if (document.createTreeWalker) {
      var filter = {
        acceptNode: function(node) {
          if (/\S/.test(node.nodeValue)) {
            return NodeFilter.FILTER_SKIP;
          }
          return NodeFilter.FILTER_ACCEPT;
        }
      }
      var treeWalker = document.createTreeWalker(domObj, NodeFilter.SHOW_TEXT, filter, true);
      while (treeWalker.nextNode()) {
        treeWalker.currentNode.parentNode.removeChild(treeWalker.currentNode);
        treeWalker.currentNode = domObj;
      }
      return domObj;
    } else {
      return domObj;
    }
  }
  this.setObjToReplace = function(obj) {
    if (arguments[1] == _REPLACE_AS_DOM) {
      self.replaceAs = _REPLACE_AS_DOM;
    } else {
      self.replaceAs = _REPLACE_AS_HTML;
    }
    if (typeof obj == "object") {
      self.objToReplace = obj;
    } else if (typeof obj == "string") {
      self.objToReplaceID = obj;

    }
  }

  this.getObjToReplace = function() {
    if (self.objToReplaceID) {
      self.objToReplace = document.getElementById(self.objToReplaceID);
      self.objToReplaceID = "";
    }
    return self.objToReplace;
  }

  this.addArg = function(type, name, value) {
    self.argArray[type][name] = escape(value);
  }

  this.clearArgs = function() {
    self.argArray[_POST] = new Array();
    self.argArray[_GET] = new Array();
  }

  this.clear = function() {
    self.returnType   = _RETURN_AS_TEXT;
    self.argArray    = new Array();

    self.objToReplace  = null;
    self.objToReplaceID = "";
    self.replaceAs    = _REPLACE_AS_HTML;

    self.onload     = null;
    self.onfail     = null;
    self.onprogress   = null;
    self.cache      = new Array();
    this.clearArgs();
  }
  if (!this.getXMLHTTP()) {
    throw new Error("Could not load XMLHttpRequest object");
  }

  this.clear();
}