diff --git a/admin/admin.db b/admin/admin.db
index de1ea0d..8286f8a 100755
Binary files a/admin/admin.db and b/admin/admin.db differ
diff --git a/admin/catalogo/mapfile/editor/exec.php b/admin/catalogo/mapfile/editor/exec.php
index 26a232c..e4c0895 100755
--- a/admin/catalogo/mapfile/editor/exec.php
+++ b/admin/catalogo/mapfile/editor/exec.php
@@ -62,5 +62,20 @@ switch ($funcao) {
             "dados" => $dados
         ) );
         break;
+    case "UNDO" :
+        $mapfile = $_SESSION["dir_tmp"] . "/" . $codigo . "backupEditor.map";
+        if (file_exists($mapfile)) {
+            $status = copy($mapfile,$_SESSION["locaplic"]."/temas/".$codigo.".map");
+            if($status == false){
+                header ( "HTTP/1.1 500 nao foi possivel restaurar o arquivo" );
+            } else {
+                //ob_clean();
+                //echo "";
+                //echo "<meta http-equiv='refresh' content='0;url=index.php?codigo=_lbiomashp&id_tema=108&t'>";
+            }
+        } else {
+            header ( "HTTP/1.1 500 arquivo de backup nao encontrado" );
+        }
+        break;
 }
 ?>
\ No newline at end of file
diff --git a/admin/catalogo/mapfile/editor/funcoes.php b/admin/catalogo/mapfile/editor/funcoes.php
index bdf605e..3293b5c 100755
--- a/admin/catalogo/mapfile/editor/funcoes.php
+++ b/admin/catalogo/mapfile/editor/funcoes.php
@@ -1,6 +1,14 @@
 <?php
 namespace admin\catalogo\mapfile\editor;
 
+function backupMapfile($codigo){
+    $locaplic = $_SESSION["locaplic"];
+    $mapfile = $locaplic . "/temas/" . $codigo . ".map";
+    if (file_exists($mapfile)) {
+        copy($mapfile,$_SESSION["dir_tmp"] . "/" . $codigo . "backupEditor.map");
+    }
+}
+
 function textoMapfile($codigo)
 {
     global $dbhw, $esquemaadmin;
diff --git a/admin/catalogo/mapfile/editor/index.js b/admin/catalogo/mapfile/editor/index.js
index b1837f6..f703748 100755
--- a/admin/catalogo/mapfile/editor/index.js
+++ b/admin/catalogo/mapfile/editor/index.js
@@ -29,7 +29,29 @@ i3GEOadmin.editor = {
 		},
 		salvar: function(){
 			i3GEOadmin.core.iconeAguarde($("#titulo"));
-			$("form").submit();
+			$("#form1").submit();
+		},
+		undo: function(codigo){
+			i3GEOadmin.core.modalAguarde(true);
+			$.post(
+					"exec.php?funcao=undo",
+					"codigomap=" + codigo
+			)
+			.done(
+					function(data, status){
+						i3GEOadmin.core.modalAguarde(false);
+						$("#form2").submit();
+						//window.history.back(1);
+						//window.location.reload();
+					}
+			)
+			.fail(
+					function(data){
+						i3GEOadmin.mapfile.parametrosSalvar = '';
+						i3GEOadmin.core.modalAguarde(false);
+						i3GEOadmin.core.mostraErro(data.status + " " +data.statusText);
+					}
+			);
 		},
 		testar: function(codigo){
 			i3GEOadmin.core.modalAguarde(true);
diff --git a/admin/catalogo/mapfile/editor/index.php b/admin/catalogo/mapfile/editor/index.php
index ccfbaa6..4d2ad26 100755
--- a/admin/catalogo/mapfile/editor/index.php
+++ b/admin/catalogo/mapfile/editor/index.php
@@ -50,9 +50,7 @@ if (\admin\php\funcoesAdmin\verificaOperacaoSessao ( "admin/html/editortexto" ) 
 }
 $versao = \admin\php\funcoesAdmin\versao ();
 $versao = $versao ["principal"];
-
-\admin\catalogo\mapfile\editor\salvaMapfile ();
-$textoMapfile = \admin\catalogo\mapfile\editor\textoMapfile ( $codigo );
+\admin\catalogo\mapfile\editor\backupMapfile ( $codigo );
 ?>
 <div class="container-fluid migalha">
 	<div class="row">
@@ -84,34 +82,23 @@ $textoMapfile = \admin\catalogo\mapfile\editor\textoMapfile ( $codigo );
 <div class="container-fluid">
 	<div class="row center-block">
 		<div class="col-md-12 well hidden" id="titulo">
-
 			<blockquote>
 				{{{ajudaEditor}}}
 				<a href="http://mapserver.org/mapfile/index.html#mapfile" target="_new">Mapserver</a>
 			</blockquote>
+            <a onclick="i3GEOadmin.editor.undo('<?php echo $codigo;?>')" class="btn btn-primary" style="color: #008579;" href="#" role="button"> Undo </a>
 			<a onclick="i3GEOadmin.editor.salvar()" class="btn btn-primary" style="color: #008579;" href="#" role="button"> {{{salva}}} </a>
 			<a onclick="i3GEOadmin.editor.preview('<?php echo $codigo;?>')" class="btn btn-primary" style="color: #008579;" href="#" role="button"> Preview </a>
 			<a onclick="i3GEOadmin.editor.testar('<?php echo $codigo;?>')" href="javascript:void(0)" class="btn btn-primary" style="color: #008579;" role="button"> {{{testaLayer}}} </a>
 			<a onclick="window.open('../../../../ms_criamapa.php?temasa=<?php echo $codigo;?>&layers=<?php echo $codigo;?>')" class="btn btn-primary" style="color: #008579;" href="javascript:void(0)"
 				role="button"> {{{testarI3geo}}} </a>
 			<a onclick="i3GEOadmin.editor.testaTabela('<?php echo $codigo;?>')" class="btn btn-primary" style="color: #008579;" href="javascript:void(0)" role="button"> {{{tabela}}} </a>
-
 		</div>
 	</div>
-	<div class="row center-block">
-		<div class="col-md-12 well">
-				<span style="color:red;"><?php echo $textoMapfile["erro"]; ?></span>
-				<form action="index.php?codigo=<?php echo $codigo;?>&id_tema=<?php echo $id_tema;?>" method="post">
-					<TEXTAREA id=editor name=texto style='font-size: 16px; width: 100%; float: left; border: 2px dotted lightgray;'>
-						<?php echo $textoMapfile["texto"]; ?>
-					</TEXTAREA>
-				</form>
-				<!-- para calcular a altura do textarea -->
-				<pre id="editortemp" style="font-size: 16px; display: block; visibility: hidden;"><?php echo $textoMapfile["texto"]; ?></pre>
-        </div>
-	</div>
-</div>
-
+    <form id="form2" action="index.php" method="get">
+        <input type="hidden" name="codigo" value="<?php echo $codigo;?>" />
+        <input type="hidden" name="id_tema" value="<?php echo $id_tema;?>" />
+    </form>
 <script type="text/javascript" src="index.js"></script>
 <script type="text/javascript" src="../teste/index.js"></script>
 <script type="text/javascript" src="../../../dicionario/editormapfile.js"></script>
@@ -166,8 +153,27 @@ $(document).ready(function(){
 		protocolo = protocolo.split(":")[0];
 
 		i3GEOadmin.editor.servidorPreview = protocolo + "://" + window.location.host + "/<?php echo basename($_SESSION["locaplic"]); ?>/admin/catalogo/mapfile/preview/index.php";
-
 	});
 </script>
+
+    <?php
+    \admin\catalogo\mapfile\editor\salvaMapfile ();
+    $textoMapfile = \admin\catalogo\mapfile\editor\textoMapfile ( $codigo );
+    ?>
+    <div class="row center-block">
+        <div class="col-md-12 well">
+                <span style="color:red;"><?php echo $textoMapfile["erro"]; ?></span>
+                <form id="form1" action="index.php?codigo=<?php echo $codigo;?>&id_tema=<?php echo $id_tema;?>" method="post">
+                    <TEXTAREA id=editor name=texto style='font-size: 16px; width: 100%; float: left; border: 2px dotted lightgray;'>
+<?php echo $textoMapfile["texto"]; ?>
+                    </TEXTAREA>
+                </form>
+                <!-- para calcular a altura do textarea -->
+                <pre id="editortemp" style="font-size: 16px; display: block; visibility: hidden;"><?php echo $textoMapfile["texto"]; ?></pre>
+        </div>
+    </div>
+</div>
+
+
 </body>
 </html>
diff --git a/temas/_lbiomashp.map b/temas/_lbiomashp.map
index 855cccb..d94e362 100755
--- a/temas/_lbiomashp.map
+++ b/temas/_lbiomashp.map
@@ -102,3 +102,6 @@ MAP
     END # CLASS
   END # LAYER
 END # MAP
+                    
+                    
+                    
--
libgit2 0.21.2