var isIE = false;
var req;
var param;
var msg;
var TipoSol;

function AJAX( id, Tipo )
{
	try
	{	
		TipoSol = Tipo;
		idAno	= id; 
		
		Nome = document.getElementById( "txtNome" );
		
		if ( TipoSol == 1 )
			querystring = "inc/ajax.aspx?ano=" + id;
		else if( TipoSol == 2 )
			//alert( "inc/ajax.aspx?cmm=" + document.getElementById( "hdnAno" ).value + "&name=" + document.getElementById( "txtNome" ).value + "&email=" + document.getElementById( "txtEmail" ).value + "&comment=" + document.getElementById( "txtComentario" ).value );
			querystring = "inc/ajax.aspx?cmm=" + document.getElementById( "hdnAno" ).value + "&name=" + document.getElementById( "txtNome" ).value + "&email=" + document.getElementById( "txtEmail" ).value + "&comment=" + document.getElementById( "txtComentario" ).value;
		else
			querystring = "inc/ajax.aspx?id=" + id;
		
		loadXMLDoc( querystring );
	}
	catch ( e )
	{
		alert( "Não foi possível recuperar o conteudo solicitado:\n" + msg );
		return;
	}
}

function loadXMLDoc( url )
{
    if ( window.XMLHttpRequest )
	{
        req = new XMLHttpRequest();
        req.onreadystatechange = processReqChange;
        req.open( "GET", url, true );
        req.send( null );
    } 
	else if ( window.ActiveXObject )
	{
        isIE = true;
        req = new ActiveXObject( "Microsoft.XMLHTTP" );
        if ( req )
		{
            req.onreadystatechange = processReqChange;
            req.open( "GET", url, true );
            req.send();
        }
    }
}

function processReqChange()
{
	if ( req.readyState == 4 )
	{
		if ( req.status == 200 )
		{
			mostrarConteudo();
		}
		else
		{
			alert( "Ocorreu um problema na comunicacao com o XML:\n" + req.statusText );
		}
	}
}

function mostrarConteudo_old()
{
	var xml = req.responseXML;
	var i = 0;
	var XMLImagem = "", XMLLegenda = "";
						
	XML_Imagem	= xml.getElementsByTagName( "Imagem" )[i];
	HTML_Imagem	= XML_Imagem.firstChild.data;
	
	XMLLegenda	= xml.getElementsByTagName( "Ano" )[i];
	HTML_Legenda= XMLLegenda.firstChild.data;

	document.getElementById( "imagemGaleria" ).innerHTML 	= HTML_Imagem;
	document.getElementById( "lblLegenda" ).innerHTML 	= HTML_Legenda;

}

function mostrarConteudo()
{
	var xml = req.responseXML;
	var i = 0;
	var XMLImagem = "", XMLAnterior = "", XMLProxima = "";
						
	XML_Ano	 			= xml.getElementsByTagName( "ano" )[i];
	XML_Imagem	 		= xml.getElementsByTagName( "imagem" )[i];
	XML_Texto 			= xml.getElementsByTagName( "texto" )[i];
	XML_Comentarios 	= xml.getElementsByTagName( "comentarios" )[i];
	XML_FormComentario	= xml.getElementsByTagName( "error" )[i];
	
	HTML_Ano			= XML_Ano.firstChild.data;
	HTML_Imagem			= XML_Imagem.firstChild.data;
	HTML_Texto 			= XML_Texto.firstChild.data;
	HTML_Comentarios 	= XML_Comentarios.firstChild.data;
	HTML_FormComentario	= XML_FormComentario.firstChild.data;

	document.getElementById( "Ano" ).innerHTML 				= "<h3>Aconteceu em " + HTML_Ano + "...</h3>";
	document.getElementById( "Imagem" ).innerHTML 			= HTML_Imagem;
	document.getElementById( "texto" ).innerHTML			= "<p>" + HTML_Texto + "</p>";
	document.getElementById( "comentarios" ).innerHTML 		= HTML_Comentarios;
	document.getElementById( "FormErro" ).innerHTML 		= HTML_FormComentario;
	document.getElementById( "hdnAno" ).value 				= idAno;
	
	if( ( TipoSol == "2" ) && ( HTML_FormComentario == "" ) )
	{
		document.getElementById( "txtNome" ).value = "";
		document.getElementById( "txtEmail" ).value = "";
		document.getElementById( "txtComentario" ).value = "";
	}
	
	var LIs = document.getElementsByTagName("li");
	
	for( i=1; i<=LIs.length; i++ )
	{
		if( i >= 15 )
		{
			LIs.item(i-1).className = "";
		}
	}

	
	//document.getElementsByTagName("li")[16].className = "";
	//document.getElementsByTagName("li")[17].className = "";
	//document.getElementsByTagName("li")[18].className = "";
	//document.getElementsByTagName("li")[19].className = "";
	
	//alert( document.getElementsByTagName("li").item(0).parentNode );
	
	//document.getElementsByTagName( "li" ).className = "";
	document.getElementById( idAno ).className = "ano_destaque";
	//document.getElementById( "txtNome" ).focus();


}