diff --git a/src/CoreFields/ArrayField.php b/src/CoreFields/ArrayField.php
new file mode 100644
index 0000000..13da650
--- /dev/null
+++ b/src/CoreFields/ArrayField.php
@@ -0,0 +1,38 @@
+<?php
+
+namespace PhangoApp\PhaModels\CoreFields;
+
+/**
+*
+*/
+
+class ArrayField extends SerializeField {
+
+	/**
+	* This function is used for show the value on a human format
+	*/
+
+	public function show_formatted($value, $key_value='')
+	{
+	
+		$real_value=unserialize($value);
+	
+		if($key_value==='')
+		{
+			
+			return implode(', ', $return_value);
+			
+		}
+		else
+		if(isset($real_value[$key_value]))
+		{
+		
+			return $real_value[$key_value];
+		
+		}
+
+	}
+
+}
+
+?>
\ No newline at end of file
diff --git a/src/CoreFields/ChoiceField.php b/src/CoreFields/ChoiceField.php
new file mode 100644
index 0000000..01dc1fe
--- /dev/null
+++ b/src/CoreFields/ChoiceField.php
@@ -0,0 +1,157 @@
+<?php
+
+namespace PhangoApp\PhaModels\CoreFields;
+use PhangoApp\PhaUtils\Utils;
+
+/**
+*
+*/
+
+class ChoiceField extends PhangoField {
+
+	public $size=11;
+	public $value=0;
+	public $label="";
+	public $required=0;
+	public $form="";
+	public $quot_open='\'';
+	public $quot_close='\'';
+	public $std_error='';
+	public $type='integer';
+	public $arr_values=array();
+	public $arr_formatted=array();
+	public $default_value='';
+
+	
+
+	function __construct($size=11, $type='integer', $arr_values=array(), $default_value='')
+	{
+
+		$this->size=$size;
+		$this->form='SelectForm';
+		$this->type=$type;
+		$this->arr_values=$arr_values;
+		$this->default_value=$default_value;
+		$this->arr_formatted['']='';
+		
+		foreach($arr_values as $value)
+		{
+			
+			$this->arr_formatted[$value]=$value;
+		
+		}
+	
+	}
+	
+	function restart_formatted()
+	{
+	
+		foreach($this->arr_values as $value)
+		{
+			
+			$this->arr_formatted[$value]=$value;
+		
+		}
+	
+	}
+
+	function check($value)
+	{
+		
+		switch($this->type)
+		{
+		
+			case 'integer':
+
+				settype($value, "integer");
+
+			break;
+
+			case 'string':
+
+				$value=form_text($value);
+
+			break;
+
+		}
+		
+		if(in_array($value, $this->arr_values))
+		{	
+			
+			return $value;
+
+		}
+		else
+		{
+
+			return $this->default_value;
+
+		}
+
+	}
+
+	function get_type_sql()
+	{
+
+		switch($this->type)
+		{
+		
+			case 'integer':
+
+			return 'INT('.$this->size.') NOT NULL';
+			
+			break;
+
+			case 'string':
+
+			return 'VARCHAR('.$this->size.') NOT NULL';
+
+			break;
+
+		 }	
+
+	}
+	
+	/**
+	* This function is used for show the value on a human format
+	*/
+
+	public function show_formatted($value)
+	{
+		
+		return $this->arr_formatted[$value];
+
+	}
+
+	function get_parameters_default()
+	{	
+
+		if(count($this->arr_values)>0)
+		{
+			$arr_return=array($this->default_value);
+
+			foreach($this->arr_values as $value)
+			{
+
+				$arr_return[]=$this->arr_formatted[$value];
+				$arr_return[]=$value;
+
+			}
+
+			$arr_values=$arr_return;
+
+		}
+		else
+		{
+
+			$arr_values=array(0, 'Option 1', 0, 'Option 2', 1);
+
+		}
+		
+		return array($this->name_component, '', $arr_values);
+
+	}
+
+}
+
+?>
\ No newline at end of file
diff --git a/src/CoreFields/DateField.php b/src/CoreFields/DateField.php
new file mode 100644
index 0000000..08b2964
--- /dev/null
+++ b/src/CoreFields/DateField.php
@@ -0,0 +1,143 @@
+<?php
+
+namespace PhangoApp\PhaModels\CoreFields;
+use PhangoApp\PhaUtils\Utils;
+
+/** 
+* Datefield is a field for save dates in timestamp, this value is a timestamp and you need use form_date or form_time for format DateField
+*/
+
+class DateField extends PhangoField {
+
+	public $size=11;	
+	public $value="";	
+	public $required=0;
+	public $form="";
+	public $label="";
+	public $quot_open='\'';
+	public $quot_close='\'';
+	public $set_default_time=0;
+	public $std_error='';
+
+	function __construct($size=11)
+	{
+
+		$this->size=$size;
+		$this->form='DateForm';
+
+	}
+
+	//The check have 3 parts, in a part you have a default time, other part if you have an array from a form, last part if you send a timestamp directly.
+	
+	function check($value)
+	{
+
+		$final_value=0;
+
+		if($this->set_default_time==0)
+		{
+
+			$final_value=mktime(date('H'), date('i'), date('s'));
+		
+		}
+		
+		if(gettype($value)=='array')
+		{
+			
+			settype($value[0], 'integer');
+			settype($value[1], 'integer');
+			settype($value[2], 'integer');
+			settype($value[3], 'integer');
+			settype($value[4], 'integer');
+			settype($value[5], 'integer');
+			
+			if($value[0]>0 && $value[1]>0 && $value[2]>0)	
+			{
+
+				/*$substr_time=$user_data['format_time']/3600;
+	
+				$value[3]-=$substr_time;*/
+
+				$final_value=mktime ($value[3], $value[4], $value[5], $value[1], $value[0], $value[2] );
+	
+			}
+			
+			/*echo date('H-i-s', $final_value);
+			
+			//echo $final_value;
+			
+			die;*/
+
+		}
+		else if(strpos($value, '-')!==false)
+		{
+		
+			$arr_time=explode('-',trim($value));
+			
+			settype($arr_time[0], 'integer');
+			settype($arr_time[1], 'integer');
+			settype($arr_time[2], 'integer');
+			
+			$final_value=mktime (0, 0, 0, $arr_time[1], $arr_time[0], $arr_time[2] );
+			
+			if($final_value===false)
+			{
+			
+				$final_value=mktime (0, 0, 0, $arr_time[1], $arr_time[2], $arr_time[0] );
+			
+			}
+		
+		}
+		else
+		if(gettype($value)=='string' || gettype($value)=='integer')
+		{
+			
+			settype($value, 'integer');
+			$final_value=$value;
+
+		}
+		
+		$this->value=Utils::form_text($final_value);
+
+		return $final_value;
+
+	}
+
+	function get_type_sql()
+	{
+
+		return 'INT('.$this->size.') NOT NULL';
+		
+
+	}
+	
+	/**
+	* This function is used for show the value on a human format
+	*/
+
+	public function show_formatted($value)
+	{
+
+		return $this->format_date($value);
+
+	}
+	
+	static public function format_date($value)
+	{
+
+		load_libraries(array('form_date'));
+		
+		return form_date( $value );
+	
+	}
+
+	function get_parameters_default()
+	{
+
+		return array($this->name_component, '', time());
+
+	}
+	
+}
+
+?>
\ No newline at end of file
diff --git a/src/CoreFields/FileField.php b/src/CoreFields/FileField.php
new file mode 100644
index 0000000..0dfd9c4
--- /dev/null
+++ b/src/CoreFields/FileField.php
@@ -0,0 +1,162 @@
+<?php
+
+namespace PhangoApp\PhaModels\CoreFields;
+use PhangoApp\PhaUtils\Utils;
+
+/**
+*
+*/
+
+class FileField extends PhangoField {
+
+	public $value="";
+	public $label="";
+	public $required=0;
+	public $form="FileForm";
+	public $name_file="";
+	public $path="";
+	public $url_path="";
+	//public $type='';
+	public $quot_open='\'';
+	public $quot_close='\'';
+	public $std_error='';
+
+	function __construct($name_file, $path, $url_path)
+	{
+
+		$this->name_file=$name_file;
+		$this->path=$path;
+		$this->url_path=$url_path;
+		//$this->type=$type;
+
+	}
+
+	//Check if the file is correct..
+	
+	function check($file)
+	{	
+		
+		$file_field=$this->name_file;
+
+		settype($_POST['delete_'.$file_field], 'integer');
+		
+		if($_POST['delete_'.$file_field]==1)
+		{
+
+			$file_delete=Utils::form_text($_POST[$file_field]);
+
+			if($file_delete!='')
+			{
+
+				@unlink($this->path.'/'.$file_delete);
+
+				$file='';
+
+			}
+
+		}
+		
+		if(isset($_FILES[$file_field]['tmp_name']))
+		{
+				
+			if($_FILES[$file_field]['tmp_name']!='')
+			{
+	
+				if( move_uploaded_file ( $_FILES[$file_field]['tmp_name'] , $this->path.'/'.$_FILES[$file_field]['name'] ) )
+				{
+
+					return $_FILES[$file_field]['name'];
+
+					//return $this->path.'/'.$_FILES[$file]['name'];
+					
+				}
+				else
+				{
+
+					$this->std_error=PhangoVar::$l_['common']->lang('error_cannot_upload_this_file_to_the_server', 'Error: Cannot upload this file to the server');
+
+					return '';
+
+				}
+					
+
+			}
+			else if($file!='')
+			{
+
+				return $file;
+
+			}
+
+		}
+		else
+		{
+		
+			$this->std_error=PhangoVar::$l_['error_model']->lang('check_error_enctype_for_upload_file', 'Please, check enctype form of file form');
+		
+			return '';
+		
+		}
+
+		$this->value='';
+		
+		return '';
+
+
+	}
+
+
+	function get_type_sql()
+	{
+
+		return 'VARCHAR(255) NOT NULL';
+
+	}
+	
+	/**
+	* This function is used for show the value on a human format
+	*/
+
+	public function show_formatted($value)
+	{
+
+		return $value;
+
+	}
+	
+	function show_file_url($value)
+	{
+
+		return $this->url_path.'/'.$value;
+
+	}
+
+	function get_parameters_default()
+	{
+
+		return array($this->name_component, '', '');
+
+	}
+	
+	function process_delete_field($model, $name_field, $conditions)
+	{
+	
+		$query=$model->select($conditions, array($name_field));
+		
+		while(list($file_name)=webtsys_fetch_row($query))
+		{
+		
+			if(!unlink($this->path.'/'.$file_name))
+			{
+			
+				$this->std_error=PhangoVar::$l_['common']->lang('cannot_delete_file', 'Cannot delete the file');
+			
+			}
+		
+		}
+	
+	}
+
+}
+
+?>
\ No newline at end of file
diff --git a/src/CoreFields/ForeignKeyField.php b/src/CoreFields/ForeignKeyField.php
new file mode 100644
index 0000000..4ae5996
--- /dev/null
+++ b/src/CoreFields/ForeignKeyField.php
@@ -0,0 +1,191 @@
+<?php
+
+namespace PhangoApp\PhaModels\CoreFields;
+use PhangoApp\PhaI18n\I18n;
+
+/**
+* ForeignKeyfield is a relantioship between two models...
+*
+*/
+
+/**
+* ForeignKeyfield is a relantioship between two models...
+*
+*/
+
+class ForeignKeyField extends IntegerField{
+
+	//field related in the model...
+	public $related_model='';
+	public $container_model='';
+	public $null_relation=1;
+	public $params_loading_mod=array();
+	public $default_id=0;
+	public $yes_zero=0;
+	public $fields_related_model;
+	public $name_field_to_field;
+	
+	function __construct($related_model, $size=11, $null_relation=1, $default=0)
+	{
+
+		$this->size=$size;
+		$this->form='SelectForm';
+		$this->related_model=&$related_model;
+		$this->container_model=$this->related_model->name_model;
+		//Fields obtained from related_model if you make a query...
+		$this->fields_related_model=array();
+		//Representative field for related model...
+		$this->name_field_to_field='';
+		$this->null_relation=$null_relation;
+		$this->default_id=$default;
+		
+		//PhangoVar::$model[$related_model]->related_models_delete[]=array('model' => $this->name_model, 'related_field' => $this->name_component);
+		
+		//echo get_parent_class();
+
+	}
+	
+	function set_relationships()
+	{
+		
+		//We need the model loaded...
+		
+		if(isset($this->related_model))
+		{
+			$this->related_model->related_models_delete[]=array('model' => $this->name_model, 'related_field' => $this->name_component);
+		}
+		else
+		{
+		
+			//show_error('You need load model before set relantionship', $this->related_model.' model not exists. You need load model before set relantionship with ForeignKeyField with '.$this->name_model.' model', $output_external='');
+			
+			throw new \Exception($this->related_model.' model not exists. You need load model before set relantionship with ForeignKeyField with '.$this->name_model.' model');
+			
+			die;
+		
+		}
+	}
+
+	function check($value)
+	{
+		
+		settype($value, "integer");
+
+		//Reload related model if not exists, if exists, only check cache models...
+
+		if(!isset($this->related_model))
+		{
+
+			load_model($this->container_model);
+
+		}
+
+		//Need checking if the value exists with a select_count
+		
+		$num_rows=$this->related_model->select_count('where '.$this->related_model.'.'.$this->related_model->idmodel.'='.$value, $this->related_model->idmodel);
+		
+		if($num_rows>0)
+		{
+		
+			if($value==0 && $this->yes_zero==0)
+			{
+				
+				return NULL;
+			
+			}
+			
+			return $value;
+
+		}
+		else
+		{
+		
+			if($this->default_id<=0 && $this->yes_zero==0)
+			{
+			
+				return NULL;
+				
+			}
+			else
+			{
+			
+				return $this->default_id;
+			
+			}
+
+		}
+		
+
+	}
+	
+	function simple_check($value)
+	{
+	
+		settype($value, 'integer');
+		
+		return $value;
+	
+	}
+	
+	
+	function get_type_sql()
+	{
+	
+		$arr_null[0]='NOT NULL';
+		$arr_null[1]='NULL';
+
+		return 'INT('.$this->size.') '.$arr_null[$this->null_relation];
+
+	}
+
+	/**
+	* This function is used for show the value on a human format
+	*/
+	
+	public function show_formatted($value)
+	{
+		
+		return $this->related_model->components[$this->name_field_to_field]->show_formatted($value);
+
+		//return $value;
+
+	}
+
+	function get_parameters_default()
+	{
+		
+		
+		load_libraries(array('forms/selectmodelform'));
+		
+		//SelectModelForm($name, $class, $value, $model_name, $identifier_field, $where='')
+		
+		//Prepare parameters for selectmodelform
+		
+		if(isset($this->name_component) && $this->name_field_to_field!='' && $this->name_model!='' && count(PhangoVar::$model[$this->name_model]->forms)>0)
+		{
+			PhangoVar::$model[$this->name_model]->forms[$this->name_component]->form='SelectModelForm';
+			
+			return array($this->name_component, '', '', $this->related_model, $this->name_field_to_field, '');
+			
+		}
+		else
+		{
+		
+			$arr_values=array('', PhangoVar::$l_['common']->lang('any_option_chosen', 'Any option chosen'), '');
+			
+			return array($this->name_component, '', $arr_values);
+			
+		}
+
+	}
+	
+	function get_all_fields()
+	{
+		
+		return array_keys($this->related_model->components);
+	
+	}
+
+}
+
+?>
\ No newline at end of file
diff --git a/src/CoreFields/ImageField.php b/src/CoreFields/ImageField.php
new file mode 100644
index 0000000..ce56a3a
--- /dev/null
+++ b/src/CoreFields/ImageField.php
@@ -0,0 +1,487 @@
+<?php
+
+namespace PhangoApp\PhaModels\CoreFields;
+use PhangoApp\PhaUtils\Utils;
+
+/**
+* Imagefield is a field for upload images
+* 
+* This field don't have for now a maximum width and height. To fix in next releases.
+*/
+
+class ImageField extends PhangoField {
+
+	public $value="";
+	public $label="";
+	public $required=0;
+	public $form="ImageForm";
+	public $name_file="";
+	public $path="";
+	public $url_path="";
+	public $type='';
+	public $thumb=0;
+	public $img_width=100;
+	public $quot_open='\'';
+	public $quot_close='\'';
+	public $std_error='';
+	public $quality_jpeg=75;
+	public $min_size=array(0, 0);
+	public $prefix_id=1;
+	public $img_minimal_height=array();
+	public $func_token='Utils::get_token';
+	public $move_file_func='move_uploaded_file';
+
+	function __construct($name_file, $path, $url_path, $type, $thumb=0, $img_width=array('mini' => 150), $quality_jpeg=85)
+	{
+
+		$this->name_file=$name_file;
+		$this->path=$path;
+		$this->url_path=$url_path;
+		$this->type=$type;
+		$this->thumb=$thumb;
+		$this->img_width=$img_width;
+		$this->quality_jpeg=$quality_jpeg;
+
+	}
+
+	//Check if the image is correct..
+	
+	function check($image)
+	{	
+		//Only accept jpeg, gif y png
+		
+		
+		
+		$file=$this->name_file;
+		$image=basename($image);
+
+		settype($_POST['delete_'.$file], 'integer');
+		
+		if($_POST['delete_'.$file]==1)
+		{
+
+			//Delete old_image
+
+			$image_file=Utils::form_text($_POST[$file]);
+
+			if($image_file!='')
+			{
+
+				@unlink($this->path.'/'.$image_file);
+				
+				foreach($this->img_width as $key => $value)
+				{
+
+					@unlink($this->path.'/'.$key.'_'.$image_file);
+				
+				}
+
+				$image='';
+
+			}
+
+		}
+		
+		if(isset($_FILES[$file]['tmp_name']))
+		{
+				
+			if($_FILES[$file]['tmp_name']!='')
+			{	
+			
+			
+				$arr_image=getimagesize($_FILES[$file]['tmp_name']);
+				
+				$_FILES[$file]['name']=Utils::slugify(Utils::form_text($_FILES[$file]['name']));
+				
+				if($this->prefix_id==1)
+				{
+				
+					$func_token=$this->func_token;
+				
+					$_FILES[$file]['name']=$func_token().'_'.$_FILES[$file]['name'];
+				
+				}
+				
+				$this->value=$_FILES[$file]['name'];
+				
+				//Check size
+				
+				if($this->min_size[0]>0 && $this->min_size[1]>0)
+				{
+				
+					if($arr_image[0]<$this->min_size[0] || $arr_image[1]<$this->min_size[1])
+					{
+					
+						$this->std_error=PhangoVar::$l_['common']->lang('image_size_is_not_correct', 'Image size is wrong').'<br />'.PhangoVar::$l_['common']->lang('min_size', 'Minimal size').': '.$this->min_size[0].'x'.$this->min_size[1];
+						
+						$this->value='';
+						return '';
+						
+					
+					}
+				
+				}
+				
+				/*//Check if exists a image with same name.
+				
+				if(file_exists($this->path.'/'.$_FILES[$file]['name']))
+				{
+				
+					$this->std_error=PhangoVar::$l_['common']->lang('a_image_with_same_name_exists', 'There is an image with the same name');
+					
+					return $image;
+				
+				}*/
+				
+				//Delete other image if exists..
+				
+				if($image!='')
+				{
+				
+					unlink($this->path.'/'.$image);
+				
+				}
+				
+				//gif 1
+				//jpg 2
+				//png 3
+				//Only gifs y pngs...
+				
+				//Need checking gd support...
+				
+				$func_image[1]='imagecreatefromgif';
+				$func_image[2]='imagecreatefromjpeg';
+				$func_image[3]='imagecreatefrompng';
+				
+				if($arr_image[2]==1 || $arr_image[2]==2 || $arr_image[2]==3)
+				{
+				
+					$image_func_create='imagejpeg';
+
+					switch($arr_image[2])
+					{
+
+						case 1:
+
+							//$_FILES[$file]['name']=str_replace('.gif', '.jpg', $_FILES[$file]['name']);
+							$image_func_create='imagegif';
+
+						break;
+
+						case 3:
+
+							//$_FILES[$file]['name']=str_replace('.png', '.jpg', $_FILES[$file]['name']);
+							$image_func_create='imagepng';
+							//Make conversion to png scale
+							$this->quality_jpeg=floor($this->quality_jpeg/10);
+							
+							if($this->quality_jpeg>9)
+							{
+							
+								$this->quality_jpeg=9;
+							
+							}
+
+						break;
+
+					}
+					
+					$move_file_func=$this->move_file_func;
+
+					
+					if( $move_file_func ( $_FILES[$file]['tmp_name'] , $this->path.'/'.$_FILES[$file]['name'] ))
+					{
+						
+						//Make jpeg.
+
+						$func_final=$func_image[$arr_image[2]];
+
+						$img = $func_final($this->path.'/'.$_FILES[$file]['name']);
+						
+						//imagejpeg ( $img, $this->path.'/'.$_FILES[$file]['name'], $this->quality_jpeg );
+						
+						/*$mini_photo=$_FILES[$file]['name'];
+				
+						$mini_photo=str_replace('.gif', '.jpg', $mini_photo);
+						$mini_photo=str_replace('.png', '.jpg', $mini_photo);*/
+						
+						//Reduce size for default if $this->img_width['']
+						
+						if(isset($this->img_width['']))
+						{
+							if($arr_image[0]>$this->img_width[''])
+							{
+								$width=$this->img_width[''];
+							
+								$ratio = ($arr_image[0] / $width);
+								$height = round($arr_image[1] / $ratio);
+							
+								$thumb = imagecreatetruecolor($width, $height);
+								
+								imagecopyresampled ($thumb, $img, 0, 0, 0, 0, $width, $height, $arr_image[0], $arr_image[1]);
+								
+								$image_func_create ( $thumb, $this->path.'/'.$_FILES[$file]['name'], $this->quality_jpeg );
+								
+							}
+							
+							unset($this->img_width['']);
+						}
+
+						//Make thumb if specific...
+						if($this->thumb==1)
+						{
+							
+							//Convert to jpeg.
+							
+							foreach($this->img_width as $name_width => $width)
+							{
+							
+								$ratio = ($arr_image[0] / $width);
+								$height = round($arr_image[1] / $ratio);
+								
+								if(isset($this->img_minimal_height[$name_width]))
+								{
+									
+									if($height<$this->img_minimal_height[$name_width])
+									{
+											
+										//Need recalculate the adecuate width and height.
+										
+										$height=$this->img_minimal_height[$name_width];
+										
+										$ratio=($arr_image[1] / $height);
+										
+										$width=round($arr_image[0]/$ratio);
+										
+										//$width=
+									
+									}
+								
+								}
+							
+								$thumb = imagecreatetruecolor($width, $height);
+								
+								imagecopyresampled ($thumb, $img, 0, 0, 0, 0, $width, $height, $arr_image[0], $arr_image[1]);
+								
+								$image_func_create ( $thumb, $this->path.'/'.$name_width.'_'.$_FILES[$file]['name'], $this->quality_jpeg );
+								;
+								//imagepng ( resource $image [, string $filename [, int $quality [, int $filters ]]] )
+
+							}
+
+						}
+						
+						//unlink($_FILES[$file]['tmp_name']);
+						
+						//Unlink if exists image
+						
+						if(isset($_POST[$file]))
+						{
+						
+							if($_POST[$file]!='')
+							{
+								$image_file=Utils::form_text($_POST[$file]);
+
+								if($image_file!='')
+								{
+
+									@unlink($this->path.'/'.$image_file);
+									
+									foreach($this->img_width as $key => $value)
+									{
+
+										@unlink($this->path.'/'.$key.'_'.$image_file);
+									
+									}
+
+									$image='';
+
+								}
+						
+							}
+						
+						}
+						
+						return $_FILES[$file]['name'];
+
+						//return $this->path.'/'.$_FILES[$file]['name'];
+						
+					}
+					else
+					{
+
+						$this->std_error=PhangoVar::$l_['common']->lang('error_cannot_upload_this_image_to_the_server', 'Error: Cannot upload this image to the server');
+						
+						if(DEBUG==1)
+						{
+						
+							$this->std_error.=' Image origin '.$_FILES[$file]['tmp_name'].' in this path '.$this->path;
+						
+						}
+
+						return '';
+
+					}
+					
+
+				}
+				else
+				{
+
+					$this->std_error.=PhangoVar::$l_['error_model']->lang('img_format_error', 'Img format error, only accept gif, jpg and png formats');
+
+				}
+
+			}
+			else if($image!='')
+			{
+
+				return $image;
+
+			}
+
+
+		}
+		else if($image!=='')
+		{
+			
+			
+			if(file_exists($this->path.'/'.$image))
+			{
+
+				$this->value=$this->path.'/'.$image;
+				return $image;
+
+			}
+			else
+			{
+			
+				$this->std_error=PhangoVar::$l_['error_model']->lang('check_error_enctype_for_upload_file', 'Please, check enctype form of file form');
+				return '';
+			
+			}
+			
+			
+
+		}
+		else
+		{
+		
+			$this->std_error=PhangoVar::$l_['error_model']->lang('check_error_enctype_for_upload_file', 'Please, check enctype form of file form');
+		
+		}
+
+		$this->value='';
+		return '';
+
+
+	}
+
+
+	function get_type_sql()
+	{
+
+		return 'VARCHAR(255) NOT NULL';
+
+	}
+	
+	function show_image_url($value)
+	{
+  
+		return $this->url_path.'/'.$value;
+
+	}
+	
+	function process_delete_field($model, $name_field, $conditions)
+	{
+	
+		
+		
+		//die;
+		$query=$model->select($conditions, array($name_field));
+		
+		while(list($image_name)=webtsys_fetch_row($query))
+		{
+		
+			if( file_exists($this->path.'/'.$image_name) && !is_dir($this->path.'/'.$image_name) )
+			{
+				if(unlink($this->path.'/'.$image_name))
+				{
+				
+					//Unlink mini_images
+					
+					unset($this->img_width['']);
+					
+					foreach($this->img_width as $key => $value)
+					{
+					
+						if(!unlink($this->path.'/'.$key.'_'.$image_name))
+						{
+							
+							$this->std_error.=PhangoVar::$l_['common']->lang('cannot_delete_image', 'Cannot delete the image').': '.$key.'_'.$image_name;
+						
+						}
+					
+					}
+				
+					$this->std_error.=PhangoVar::$l_['common']->lang('cannot_delete_image', 'Cannot delete the image').': '.$image_name;
+				
+				}
+				else
+				{
+				
+					$this->std_error.=PhangoVar::$l_['common']->lang('cannot_delete_image', 'Cannot delete the image').': '.$image_name;
+				
+				}
+				
+			}
+			else
+			{
+			
+				$this->std_error.=PhangoVar::$l_['common']->lang('cannot_delete_image', 'Cannot delete the image').': '.$image_name;
+			
+			}
+		
+		}
+	
+	}
+	
+	/**
+	* Method for return a formatted value readable for humans.
+	*/
+	
+	public function show_formatted($value)
+	{
+	
+		//Size
+		
+		$size=150;
+	
+		if($this->thumb==1)
+		{
+		
+			reset($this->img_width);
+			
+			if(isset($this->img_width['']))
+			{
+			
+				next($this->img_width);
+			
+			}
+			
+			$key=key($this->img_width);
+			
+			$value=$key.'_'.$value;
+			
+			$size=$this->img_width[$key];
+			
+		
+		}
+	
+		return '<img src="'.$this->show_image_url($value).'" width="'.$size.'"/>';
+	
+	}
+
+}
+
+?>
\ No newline at end of file
diff --git a/src/CoreFields/KeyField.php b/src/CoreFields/KeyField.php
new file mode 100644
index 0000000..a23ed84
--- /dev/null
+++ b/src/CoreFields/KeyField.php
@@ -0,0 +1,63 @@
+<?php
+
+namespace PhangoApp\PhaModels\CoreFields;
+use PhangoApp\PhaUtils\Utils;
+
+/**
+* Keyfield is a indexed field in a sql statement...
+*/
+
+class KeyField extends PhangoField {
+
+	public $size=11;
+	public $value=0;
+	public $label="";
+	public $required=0;
+	public $form="";
+	public $quot_open='\'';
+	public $quot_close='\'';
+	public $fields=array();
+	public $table='';
+	public $model='';
+	public $ident='';
+	public $std_error='';
+
+	function __construct($size=11)
+	{
+
+		$this->size=$size;
+		$this->form='TextForm';
+
+	}
+
+	function check($value)
+	{
+
+		$this->value=Utils::form_text($value);
+
+		settype($value, "integer");
+		return $value;
+
+	}
+
+	function get_type_sql()
+	{
+
+		return 'INT('.$this->size.') NOT NULL';
+
+	}
+	
+	/**
+	* This function is used for show the value on a human format
+	*/
+
+	public function show_formatted($value)
+	{
+
+		return $value;
+
+	}
+
+}
+
+?>
\ No newline at end of file
diff --git a/src/CoreFields/SerializeField.php b/src/CoreFields/SerializeField.php
new file mode 100644
index 0000000..f162a75
--- /dev/null
+++ b/src/CoreFields/SerializeField.php
@@ -0,0 +1,120 @@
+<?php
+
+namespace PhangoApp\PhaModels\CoreFields;
+use PhangoApp\PhaUtils\Utils;
+
+/**
+* Serializefield is a field if you need save serialize values
+*/
+
+class SerializeField extends PhangoField {
+
+	public $value="";
+	public $label="";
+	public $required=0;
+	public $form="TextForm";
+	public $quot_open='\'';
+	public $quot_close='\'';
+	public $std_error='';
+	public $related_type='';
+	
+	//type_data can be any field type that is loaded IntegerField, etc..
+	
+	function __construct($related_type)
+	{
+		
+		$this->related_type=&$related_type;
+		
+	}
+	
+	public $type_data='';
+
+	//This method is used for check all members from serialize
+
+	function recursive_form($value)
+	{
+
+		if(gettype($value)=="array")
+		{
+
+			foreach($value as $key => $value_key)
+			{
+
+				if(gettype($value_key)=="array")
+				{
+
+					$value[$key]=$this->recursive_form($value_key);
+
+				}
+				else
+				{
+
+					//Create new type.
+					//$type_field=new $this->related_type();
+				
+					$value[$key]=$this->related_type->check($value_key);
+
+				}
+
+			}
+
+		}
+
+		return $value;
+
+	}
+
+	function check($value)
+	{
+		
+		$value=$this->recursive_form($value);
+
+		$this->value=$value;
+		
+		return webtsys_escape_string(serialize($value));
+
+	}
+
+	function get_type_sql()
+	{
+
+		return 'TEXT NOT NULL';
+		
+
+	}
+	
+	/**
+	* This function is used for show the value on a human format
+	*/
+
+	public function show_formatted($value)
+	{
+
+		$real_value=unserialize($value);
+		
+		return implode(', ', $return_value);
+
+	}
+	
+	static function unserialize($value)
+	{
+
+		$real_value=@unserialize($value);
+		
+		if($real_value!==false)
+		{
+			return $real_value;
+		}
+		else
+		{
+		
+			//$this->std_error='';
+			return false;
+		
+		}
+
+	}
+	
+}
+
+?>
\ No newline at end of file
diff --git a/src/CoreFields/TextField.php b/src/CoreFields/TextField.php
new file mode 100644
index 0000000..d8c4b32
--- /dev/null
+++ b/src/CoreFields/TextField.php
@@ -0,0 +1,68 @@
+<?php
+
+namespace PhangoApp\PhaModels\CoreFields;
+use PhangoApp\PhaUtils\Utils;
+
+/**
+* Textfield is a field for long text values.
+*/
+
+class TextField extends PhangoField {
+
+	public $value="";
+	public $label="";
+	public $required=0;
+	public $form="TextAreaForm";
+	public $quot_open='\'';
+	public $quot_close='\'';
+	public $std_error='';
+	public $multilang=0;
+	public $br=1;
+
+	function __construct($multilang=0)
+	{
+
+		$this->form='TextAreaForm';
+		$this->multilang=$multilang;
+
+	}
+
+	function check($value)
+	{
+		
+		//Delete Javascript tags and simple quotes.
+		$this->value=$value;
+		return form_text($value, $this->br);
+
+	}
+
+	//Function check_form
+
+	function get_type_sql()
+	{
+
+		return 'TEXT NOT NULL';
+		
+
+	}
+	
+	/**
+	* This function is used for show the value on a human format
+	*/
+
+	public function show_formatted($value)
+	{
+
+		return $value;
+
+	}
+
+	function get_parameters_default()
+	{
+
+		return array($this->name_component, '', '');
+
+	}
+	
+}
+?>
\ No newline at end of file
diff --git a/src/CoreFields/TextHTMLField.php b/src/CoreFields/TextHTMLField.php
new file mode 100644
index 0000000..7a3620c
--- /dev/null
+++ b/src/CoreFields/TextHTMLField.php
@@ -0,0 +1,127 @@
+<?php
+
+namespace PhangoApp\PhaModels\CoreFields;
+use PhangoApp\PhaUtils\Utils;
+
+/**
+* TextHTMLfield is a field for long text values based in html.
+*/
+
+class TextHTMLField extends PhangoField {
+
+	public $value="";
+	public $label="";
+	public $required=0;
+	public $form="TextAreaForm";
+	public $quot_open='\'';
+	public $quot_close='\'';
+	public $std_error='';
+	public $multilang=0;
+
+	//This variable is used for write rules what accept html tags
+
+	public $allowedtags=array();
+
+	function __construct($multilang=0)
+	{
+
+		$this->form='TextAreaForm';
+		$this->multilang=$multilang;
+
+	}
+
+	function check($value)
+	{
+		
+		//Delete Javascript tags and simple quotes.
+		
+		$txt_without_tags=str_replace('&nbsp;', '', strip_tags($value, '<img>') );
+		
+		$txt_without_tags=trim(str_replace(' ', '', $txt_without_tags));
+		
+		if($txt_without_tags=='')
+		{
+		
+			return '';
+		
+		}
+
+		if(Utils::$textbb_type=='')
+		{
+			
+			$this->value=Utils::unform_text($value);
+
+		}
+		else
+		{
+			
+			$this->value=$value;
+
+		}
+		
+		return Utils::form_text_html($value, $this->allowedtags);
+
+	}
+
+	//Methot for show the allowed html tags to the user
+
+	function show_allowedtags()
+	{
+
+		$arr_example_tags=array();
+
+		foreach($this->allowedtags as $tag => $arr_tag)
+		{
+
+			$arr_example_tags[]=htmlentities($arr_tag['example']);
+
+		}
+		
+		return implode(', ', $arr_example_tags);
+
+	}
+
+	function get_type_sql()
+	{
+
+		return 'TEXT NOT NULL';
+		
+
+	}
+	
+	/**
+	* This function is used for show the value on a human format
+	*/
+
+	public function show_formatted($value)
+	{
+
+		return $value;
+
+	}
+
+	function get_parameters_default()
+	{
+
+		return array($this->name_component, '', '');
+
+	}
+
+	function set_safe_html_tags()
+	{
+
+		$this->allowedtags['a']=array('pattern' => '/&lt;a.*?href=&quot;(http:\/\/.*?)&quot;.*?&gt;(.*?)&lt;\/a&gt;/', 'replace' => '<a_tmp href="$1">$2</a_tmp>', 'example' => '<a href=""></a>');
+		$this->allowedtags['p']=array('pattern' => '/&lt;p.*?&gt;(.*?)&lt;\/p&gt;/s', 'replace' => '<p_tmp>$1</p_tmp>','example' => '<p></p>');
+		$this->allowedtags['br']=array('pattern' => '/&lt;br.*?\/&gt;/', 'replace' => '<br_tmp />', 'example' => '<br />');
+		$this->allowedtags['strong']=array('pattern' => '/&lt;strong.*?&gt;(.*?)&lt;\/strong&gt;/s', 'replace' => '<strong_tmp>$1</strong_tmp>', 'example' => '<strong></strong>');
+		$this->allowedtags['em']=array('pattern' => '/&lt;em.*?&gt;(.*?)&lt;\/em&gt;/s', 'replace' => '<em_tmp>$1</em_tmp>', 'example' => '<em></em>');
+		$this->allowedtags['i']=array('pattern' => '/&lt;i.*?&gt;(.*?)&lt;\/i&gt;/s', 'replace' => '<i_tmp>$1</i_tmp>', 'example' => '<i></i>');
+		$this->allowedtags['u']=array('pattern' => '/&lt;u.*?&gt;(.*?)&lt;\/u&gt;/s', 'replace' => '<u_tmp>$1</u_tmp>', 'example' => '<u></u>');
+		$this->allowedtags['blockquote']=array('pattern' => '/&lt;blockquote.*?&gt;(.*?)&lt;\/blockquote&gt;/s', 'replace' => '<blockquote_tmp>$1</blockquote_tmp>', 'example' => '<blockquote></blockquote>', 'recursive' => 1);
+		$this->allowedtags['img']=array('pattern' => '/&lt;img.*?alt=&quot;([aA-zZ]+)&quot;.*?src=&quot;('.str_replace('/', '\/', PhangoVar::$base_url).'\/media\/smileys\/[^\r\n\t<"].*?)&quot;.*?\/&gt;/', 'replace' => '<img_tmp alt="$1" src="$2"/>', 'example' => '<img alt="emoticon" src="" />');	
+
+	}
+	
+}
+
+?>
\ No newline at end of file
diff --git a/src/Webmodel.php b/src/Webmodel.php
index 4332aa1..72227dc 100644
--- a/src/Webmodel.php
+++ b/src/Webmodel.php
@@ -310,10 +310,12 @@ class Webmodel {
 
 			//$text_error='<p>Output: '.$output.'</p>';
 
-			$arr_error_sql[0]='<p>Error: Cannot connect to MySQL db.</p>';    
-			$arr_error_sql[1]='<p>Error: Cannot connect to MySQL db, '.$output.'</p>';
+			/*$arr_error_sql[0]='<p>Error: Cannot connect to MySQL db.</p>';    
+			$arr_error_sql[1]='<p>Error: Cannot connect to MySQL db, '.$output.'</p>';*/
 		
-			show_error($arr_error_sql[0], $arr_error_sql[1]);
+			//show_error($arr_error_sql[0], $arr_error_sql[1]);
+			
+			throw new \Exception('Error: cannot connect to database');
 		
 		}
 
@@ -334,10 +336,12 @@ class Webmodel {
 
 			//$text_error='<p>Output: '.$output.'</p>';
 
-			$arr_error_sql[0]='<p>Error: Cannot connect to MySQL db.</p>';    
+			/*$arr_error_sql[0]='<p>Error: Cannot connect to MySQL db.</p>';    
 			$arr_error_sql[1]='<p>Error: Cannot connect to MySQL db, '.$output.'</p>';
 		
-			show_error($arr_error_sql[0], $arr_error_sql[1]);
+			show_error($arr_error_sql[0], $arr_error_sql[1]);*/
+			
+			throw new \Exception('Error: cannot connect to database');
 		
 		}
 		
@@ -386,7 +390,9 @@ class Webmodel {
 		if(count($this->components)>1)
 		{
 
-			show_error('<p>Error in a model for use ids.</p>', '<p>Error in model '.$this->name.' for use change_id_default. This method must be used before any component.</p>');
+			//show_error('<p>Error in a model for use ids.</p>', '<p>Error in model '.$this->name.' for use change_id_default. This method must be used before any component.</p>');
+			
+			throw new \Exception('Error in model '.$this->name.' for use change_id_default. This method must be used before any component');
 
 		}