anchor.diff:  								</div>
   							</div>
   
  -						</form>
  +						</s:form>
   						<!--! -->
   					</div>
   				</div>
  
positive.code: 
  <div class="row">
  	<div class="col-xs-12 col-md-12 col-lg-12">
  
negative.code: 
  				<div class="panel panel-default panel-form">
  					<div class="panel-body">
  
  						<s:actionmessage cssClass="alert alert-success" />
  						<s:actionerror cssClass="alert alert-danger" />
  						<!-- formulario -->
  						<s:form action="altaProducto" theme="simple">
  							<div class="row form-group">
  								<label class="col-sm-4 control-label">Codigo Barras</label>
  								<div class="col-sm-4">
  									<s:textfield id="idCodigoBarras" type="text" cssClass="form-control"
  										name="form.id" cssErrorClass="has-error" disabled="true"
  										/>
  								</div>
  							</div>
  
  							<div class="row form-group">
  								<label class="col-sm-4 control-label">Marca</label>
  								<div class="col-sm-4">
  									<s:select id="idMarca" cssClass="form-control" list="combos.marcas"
  										listValue="descripcion" listKey="id" onchange="generarCodigo()">
  										
  									</s:select>
  								</div>
  							</div>
  
  							<div class="row form-group">
  								<label for="inputPassword" class="col-sm-4 control-label">Color</label>
  								<div class="col-sm-4">
  									<s:select id="idColor" cssClass="form-control" list="combos.colores"
  										listValue="descripcion" listKey="id" onchange="generarCodigo()"/>
  								</div>
  							</div>
  
  							<div class="row form-group">
  								<label class="col-sm-4 control-label">Precio Venta</label>
  								<div class="col-sm-4">
  									<s:textfield type="text" cssClass="form-control"
  										name="form.precioVenta" cssErrorClass="has-error"
  										onkeypress="return isNumberKey(event)" />
  								</div>
  							</div>
  
  							<div class="row form-group">
  								<label class="col-sm-4 control-label">Precio Compra</label>
  								<div class="col-sm-4">
  									<s:textfield type="text" cssClass="form-control"
  										name="form.precioCompra" cssErrorClass="has-error"
  										onkeypress="return isNumberKey(event)" />
  								</div>
  							</div>
  
  							<div class="row form-group">
  								<label for="inputPassword" class="col-sm-4 control-label">Proveedor</label>
  								<div class="col-sm-4">
  									<s:select cssClass="form-control" list="combos.proveedores"
  										listValue="nombre" listKey="id" />
  								</div>
  							</div>
  
  							<div class="row form-group">
  								<label class="col-sm-4 control-label">Dato Adicional</label>
  								<div class="col-sm-4">
  									<s:textfield type="text" cssClass="form-control"
  										name="form.datoAdicional" cssErrorClass="has-error" />
  								</div>
  							</div>
  
  							<div class="row form-group">
  								<label class="col-sm-4 control-label">Stock</label>
  								<div class="col-sm-4">
  									<s:textfield type="text" cssClass="form-control"
  										name="form.stock" cssErrorClass="has-error"
  										onkeypress="return isNumberKey(event)" />
  								</div>
  							</div>
  
  							<div class="row form-group">
  								<label for="inputPassword" class="col-sm-4 control-label">Tipo
  									Producto</label>
  								<div class="col-sm-4">
  									<s:select id="idTipoProducto" cssClass="form-control" list="combos.tiposProductos"
  										listValue="descripcion" listKey="id" onchange="generarCodigo()"/>
  								</div>
  							</div>
  
  