is working my selection a value of colum of the table and now is not working now is say undifined

<?php foreach ($servicos->getservicosempresa($d)as $r): ?>
           
            <tr>
           <!--tr-->
          <?php 
          if($r['quantidade']==0){
          ?>
              <td style="visibility:collapse" > <?php echo $r['id']; ?></td>
      			<td  style="background-color:#CC0000"><?php echo $r['nome']; ?>
      			</td>
                <td style="background-color:#CC0000"><?php echo $r['descricao']; ?>
                	</td>
                <td style="background-color:#CC0000"><?php echo $r['quantidade']; ?>
                	</td>
                <td style="background-color:#CC0000"><?php echo $r['precosiva']; ?></td>
                  <td style="background-color:#CC0000"><?php echo $r['taxa']; ?></td>
                    <td style="background-color:#CC0000"><?php echo $r['txt']; ?>
                    </td>
                     <td style="background-color:#CC0000"><?php echo $r['valordesc']; ?>
                     </td>
                    <td style="background-color:#CC0000"><?php echo $r['valoriva']; ?>
                    	</td>
                    <td style="background-color:#CC0000"><?php echo $r['precototal']; ?>
                    	</td>
                   
               <td style="visibility:hidden"> <button type="submit" class="btn">
      <span class="glyphicon glyphicon-pencil"></span>&nbsp;&nbsp;Selecionar
      </button>
      </td>
      </tr>
          <?php
} else if($r['quantidade']<=5 & $r['quantidade']>0){?>
	
	 <td data-nome="<?php echo $r['id']; ?>" style="visibility:collapse"><?php echo $r['id'];?>  <input type="text" value="<?php echo $r['id'];?>"  style="visibility:hidden;width: 5px"  name="id" id="id"></td>
      			<td  style="background-color:#F5E79E"><?php echo $r['nome']; ?>
      			</td>
                <td style="background-color:#F5E79E"><?php echo $r['descricao']; ?>
                	</td>
                <td style="background-color:#F5E79E"><?php echo $r['quantidade']; ?>
                	</td>
                <td style="background-color:#F5E79E"><?php echo $r['precosiva']; ?></td>
                  <td style="background-color:#F5E79E"><?php echo $r['taxa']; ?></td>
                    <td style="background-color:#F5E79E"><?php echo $r['txt']; ?>
                    </td>
                     <td style="background-color:#F5E79E"><?php echo $r['valordesc']; ?>
                     </td>
                    <td style="background-color:#F5E79E"><?php echo $r['valoriva']; ?>
                    	</td>
                    <td style="background-color:#F5E79E"><?php echo $r['precototal']; ?>
                    	</td>
                   
               <td> <button type="submit" class="btn">
      <span class="glyphicon glyphicon-pencil"></span>&nbsp;&nbsp;Selecionar
      </button>
      </td>
      </tr>
<?php	
}
else {?>
	<td  style="visibility:collapse"><?php echo $r['id']; ?><input  name="id" id="id" style="visibility:hidden;width: 5px" class="form-horizontal" type="text"></td>
      			<td ><?php echo $r['nome']; ?>
      			</td>
                <td><?php echo $r['descricao']; ?>
                	</td>
                <td><?php echo $r['quantidade']; ?>
                	</td>
                <td><?php echo $r['precosiva']; ?></td>
                  <td><?php echo $r['taxa']; ?></td>
                    <td><?php echo $r['txt']; ?>
                    </td>
                     <td><?php echo $r['valordesc']; ?>
                     </td>
                    <td><?php echo $r['valoriva']; ?>
                    	</td>
                    <td><?php echo $r['precototal']; ?>
                    	</td>
                   
               <td> <button type="submit" class="btn">
      <span class="glyphicon glyphicon-pencil"></span>&nbsp;&nbsp;Selecionar
      </button>
      </td>
<?php }
          ?>
           
            </tr>
              <?php endforeach; ?>
        </tbody>
<script>
         $(function(){
    $(document).on('click', '.btn', function(e) {
        e.preventDefault;
        var nome = $(this).parent().parent().find('td').data('nome');
        $("input[name='id']").val(nome);
        alert(nome);
    });
});
 </script>

problem solve

my mistake

i forget put this in td data-nome="<?php echo $r['id'];?>"

now i have other problem

when i try insert a new data the value descricao give undefined

but if update work fine

i dont know why is not working

<button class="btn btn-primary btn-o pull-right" data-toggle="modal" data-target=".bs-example-modal-lg">
														Novo Servico
													</button>
	
	<br>
	<div ng-app="sa_app" ng-controller="controller" ng-init="show_data()">
		
		
	<div class="modal fade bs-example-modal-lg"  tabindex="-1" role="dialog" aria-labelledby="myLargeModalLabel" aria-hidden="true">
											<div class="modal-dialog modal-dialog modal-lg">
												<div class="modal-content">
													<div class="modal-header">
														<button type="button" class="close" data-dismiss="modal" aria-label="Close">
															<span aria-hidden="true">×</span>
														</button>
														
													</div>
													<div class="modal-body">
														 <ul class="nav nav-pills nav-justified" >
    <li  class="active"><a data-toggle="pill" href="#home">Dados</a></li>
    <li><a data-toggle="pill" href="#Descricao">Descricao</a></li>
    
  </ul>
		<div class="tab-content">
    <div id="home" class="tab-pane fade in active">												
	<label>Nome do Servico</label>
            <input type="text" name="nome" ng-model="nome" class="form-control">
            <br/>
           
            <label>Quantidade</label>

            <input type="text" name="quantidade" ng-model="quantidade" class="form-control">
            <br/>
			<label>Nome da Empresa</label>
		<select ng-init="show_data1()" class="form-control"  name="Nome" ng-model="Nome">
			 <option ng-repeat="x1 in names1" value={{x1.id}}>{{x1.Nome}}</option>
			 <option>Selecione Empresa</option>
        
</select>
        
            <br/>
			<label>Descontos</label>
			<select ng-init="show_descontos()" class="form-horizontal"  name="descontos" ng-model="descontos">
        	
		<option ng-repeat="desc in desco" value={{desc.id}}>{{desc.taxa}}</option>
		 <option>Selecione o Descontos</option>
</select>
			<label>IVA</label>
			<select ng-init="show_iva()" class="form-horizontal"  name="iva" ng-model="iva">
				
        <option ng-repeat="iva in ivas" value={{iva.id}}>{{iva.txt}}</option>
		 <option>Selecione Iva</option>
</select>
 <br/>
			<label>Preco Sem iva</label>
            <input type="text" name="precosiva" ng-model="precosiva" class="form-control">
            <br/>
			
            <input type="hidden" ng-model="id">
          
													</div>
													  <div id="Descricao" class="tab-pane">
													   <label>Descrição</label>
													   <!--textarea class="form-control ckeditor" cols="5" name="descricao" id="descricao" ng-model="descricao" rows="5"></textarea--> <!--Don´t Work give undefiend --->
                                                         <textarea class="form-control" cols="5" name="descricao" id="descricao" ng-model="descricao" rows="5"></textarea><!---Work -->
           
            <br/>
													  </div>
													</div>
													</div>
													<div class="modal-footer">
														<button type="button" class="btn btn-primary btn-o" data-dismiss="modal">
															Close
														</button>
														<button type="button" class="btn btn-primary" name="insert" ng-click="insert()" value="{{btnName}}" data-dismiss="modal">
															Save changes
														</button>
													</div>
												</div>
											</div>
										</div>
      <script>  
var app = angular.module("sa_app", ['ui.bootstrap']);
app.filter('startFrom', function() {
    return function(input, start) {
        if(input) {
            start = +start; //parse to int
            return input.slice(start);
        }
        return [];
    }
});
app.controller("controller", function($scope, $http,$timeout) {
    $scope.btnName = "Insert";
    $scope.insert = function() {
        if ($scope.nome == null) {
            alert("Insira o nome do Servico");
        } else if ($scope.descricao == null) {
          //  alert("Insira a descricao");
			alert($scope.descricao);
        } else if ($scope.quantidade == null) {
            alert("insira a quantidade");
			} else if ($scope.Nome == null) {
            alert("insira a Nome da Empresa");
			} else if ($scope.precosiva == null) {
            alert("insira a O Valor do Preço");
			} else if ($scope.descontos == null) {
            alert("insira a O Valor do Desconto");
			} else if ($scope.iva == null) {
            alert("insira a O Valor do IVA");
        } else {
            $http.post(
                "servicos/insert.php", {
                    'nome': $scope.nome,
                   
                    'quantidade': $scope.quantidade,
					 'Nome': $scope.Nome,
					  'precosiva': $scope.precosiva,
					   'descontos': $scope.descontos,
					    'iva': $scope.iva,
						 'descricao': $scope.descricao,
                    'btnName': $scope.btnName,
                    'id': $scope.id
                }
            ).success(function(data) {
                alert(data);
				
                $scope.nome = null;
                $scope.descricao = null;
                $scope.quantidade = null;
				$scope.Nome=null;
				 $scope.precosiva = null;
				 $scope.descontos = null;
				 $scope.iva = null;
                $scope.btnName = "Insert";
                $scope.show_data();
            });
        }
    }
    $scope.show_data = function() {
        $http.get("servicos/display.php")
            .success(function(data) {
                $scope.names = data;
				$scope.currentPage = 1;
			//current page
			$scope.entryLimit = 5;
			//max no of items to display in a page
			$scope.filteredItems = $scope.names.length;
			//Initially for no filter
			$scope.totalItems = $scope.names.length;
            });
    }
	$scope.show_data1 = function() {
        $http.get("servicos/display1.php")
            .success(function(data) {
                $scope.names1 = data;
            });
    }
	$scope.show_descontos = function() {
        $http.get("servicos/descontos.php")
            .success(function(data) {
                $scope.desco = data;
            });
    }
	
	$scope.show_iva = function() {
        $http.get("servicos/iva.php")
            .success(function(data) {
                $scope.ivas = data;
            });
    }
    $scope.update_data = function(id,nome,descricao,quantidade,Nome,precoiva,descontos,iva) {
	 
        $scope.id = id;
       $scope.nome = nome;
                $scope.descricao =descricao;
                $scope.quantidade = quantidade;
				$scope.Nome=Nome;
				 $scope.precosiva = precoiva;
				 $scope.descontos= descontos;
				 $scope.iva = iva;
        $scope.btnName = "Update";
    }
		$scope.setPage = function(pageNo) {
		$scope.currentPage = pageNo;
	};
	
	$scope.filter = function() {
		$timeout(function() {
			$scope.filteredItems = $scope.filtered.length;
		}, 10);
	};
	$scope.sort_by = function(predicate) {
		$scope.predicate = predicate;
		$scope.reverse = !$scope.reverse;
	};

     $scope.delete_data = function(id) {
        if (confirm("Are you sure you want to delete?")) {
            $http.post("servicos/delete.php", {
                    'id': id
                })
                .success(function(data) {
                   // alert(data);
                    $scope.show_data();
                });
        } else {
            return false;
        }
    }
});
</script>