diff --git a/htdocs/accountancy/class/html.formventilation.class.php b/htdocs/accountancy/class/html.formventilation.class.php
index b0b58a7a9218c9e34dd150651d1d72d2cb0344e3..e17e44063764666e4b26051983b3dc6779846b0b 100644
--- a/htdocs/accountancy/class/html.formventilation.class.php
+++ b/htdocs/accountancy/class/html.formventilation.class.php
@@ -3,6 +3,7 @@
  * Copyright (C) 2013-2014 Olivier Geffroy      <jeff@jeffinfo.com>
  * Copyright (C) 2013-2016 Alexandre Spangaro   <aspangaro.dolibarr@gmail.com>
  * Copyright (C) 2015      Ari Elbaz (elarifr)  <github@accedinfo.com>
+ * Copyright (C) 2016      Marcos GarcĂ­a        <marcosgdf@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -29,18 +30,6 @@
  */
 class FormVentilation extends Form
 {
-	var $db;
-	var $error;
-	
-	/**
-	 * Constructor
-	 *
-	 * @param DoliDB $db Database handler
-	 */
-	public function __construct($db) {
-		$this->db = $db;
-	}
-	
 	/**
 	 * Return select filter with date of transaction
 	 *
@@ -49,38 +38,25 @@ class FormVentilation extends Form
 	 * @return string HTML edit field
 	 */
 	function select_bookkeeping_importkey($htmlname = 'importkey', $selectedkey = '') {
+		$options = array();
+
 		$sql = 'SELECT DISTINCT import_key from ' . MAIN_DB_PREFIX . 'accounting_bookkeeping';
 		$sql .= ' ORDER BY import_key DESC';
-		
-		$out = '<SELECT name="' . $htmlname . '">';
-		
-		dol_syslog(get_class($this) . "::select_bookkeeping_importkey sql=" . $sql, LOG_DEBUG);
+
+		dol_syslog(get_class($this) . "::select_bookkeeping_importkey", LOG_DEBUG);
 		$resql = $this->db->query($sql);
-		if ($resql) {
-			$i = 0;
-			$num = $this->db->num_rows($resql);
-			
-			while ( $i < $num ) {
-				$obj = $this->db->fetch_object($resql);
-				
-				$selected = '';
-				if ($selectedkey == $obj->import_key) {
-					$selected = ' selected ';
-				}
-				
-				$out .= '<OPTION value="' . $obj->import_key . '"' . $selected . '>' . dol_print_date($obj->import_key, 'dayhourtext') . '</OPTION>';
-				
-				$i ++;
-			}
-		} else {
+
+		if (!$resql) {
 			$this->error = "Error " . $this->db->lasterror();
 			dol_syslog(get_class($this) . "::select_bookkeeping_importkey " . $this->error, LOG_ERR);
 			return - 1;
 		}
-		
-		$out .= '</SELECT>';
-		
-		return $out;
+
+		while ($obj = $this->db->fetch_object($resql)) {
+			$options[$obj->import_key] = dol_print_date($obj->import_key, 'dayhourtext');
+		}
+
+		return Form::selectarray($htmlname, $options, $selectedkey);
 	}
 	
 	/**
@@ -100,8 +76,8 @@ class FormVentilation extends Form
 		global $conf;
 		
 		require_once DOL_DOCUMENT_ROOT . '/core/lib/accounting.lib.php';
-		
-		$out = '';
+
+		$trunclength = defined('ACCOUNTING_LENGTH_DESCRIPTION_ACCOUNT') ? $conf->global->ACCOUNTING_LENGTH_DESCRIPTION_ACCOUNT : 50;
 		
 		$sql = "SELECT DISTINCT aa.account_number, aa.label, aa.rowid, aa.fk_pcg_version";
 		$sql .= " FROM " . MAIN_DB_PREFIX . "accounting_account as aa";
@@ -110,49 +86,44 @@ class FormVentilation extends Form
 		$sql .= " AND aa.active = 1";
 		$sql .= " ORDER BY aa.account_number";
 		
-		dol_syslog(get_class($this) . "::select_account sql=" . $sql, LOG_DEBUG);
+		dol_syslog(get_class($this) . "::select_account", LOG_DEBUG);
 		$resql = $this->db->query($sql);
-		if ($resql) {
-			
-			$out .= ajax_combobox($htmlname, $event);
-			$out .= '<select id="' . $htmlname . '" class="flat" name="' . $htmlname . '">';
-			if ($showempty)
-				$out .= '<option value="-1"></option>';
-			$num = $this->db->num_rows($resql);
-			$trunclength = defined('ACCOUNTING_LENGTH_DESCRIPTION_ACCOUNT') ? $conf->global->ACCOUNTING_LENGTH_DESCRIPTION_ACCOUNT : '50';
-			
-			$i = 0;
-			if ($num) {
-				while ( $i < $num ) {
-					$obj = $this->db->fetch_object($resql);
-					$label = length_accountg($obj->account_number) . ' - ' . $obj->label;
-					$label = dol_trunc($label, $trunclength);
-					if ($select_in == 0)
-						$select_value_in = $obj->rowid;
-					if ($select_in == 1)
-						$select_value_in = $obj->account_number;
-					if ($select_out == 0)
-						$select_value_out = $obj->rowid;
-					if ($select_out == 1)
-						$select_value_out = $obj->account_number;
-						// Remember guy's we store in database llx_facturedet the rowid of accounting_account and not the account_number
-						// Because same account_number can be share between different accounting_system and do have the same meaning
-					if (($selectid != '') && $selectid == $select_value_in) {
-						// $out .= '<option value="' . $obj->account_number . '" selected>' . $label . '</option>';
-						$out .= '<option value="' . $select_value_out . '" selected>' . $label . '</option>';
-					} else {
-						// $out .= '<option value="' . $obj->account_number . '">' . $label . '</option>';
-						$out .= '<option value="' . $select_value_out . '">' . $label . '</option>';
-					}
-					$i ++;
-				}
-			}
-			$out .= '</select>';
-		} else {
+
+		if (!$resql) {
 			$this->error = "Error " . $this->db->lasterror();
 			dol_syslog(get_class($this) . "::select_account " . $this->error, LOG_ERR);
-			return - 1;
+			return -1;
+		}
+
+		$out = ajax_combobox($htmlname, $event);
+
+		$options = array();
+		$selected = null;
+
+		while ($obj = $this->db->fetch_object($resql)) {
+			$label = length_accountg($obj->account_number) . ' - ' . $obj->label;
+			$label = dol_trunc($label, $trunclength);
+
+			$select_value_in = $obj->rowid;
+			$select_value_out = $obj->rowid;
+
+			if ($select_in == 1) {
+				$select_value_in = $obj->account_number;
+			}
+			if ($select_out == 1) {
+				$select_value_out = $obj->account_number;
+			}
+
+			// Remember guy's we store in database llx_facturedet the rowid of accounting_account and not the account_number
+			// Because same account_number can be share between different accounting_system and do have the same meaning
+			if (($selectid != '') && $selectid == $select_value_in) {
+				$selected = $select_value_out;
+			}
+
+			$options[$select_value_out] = $label;
 		}
+
+		$out .= Form::selectarray($htmlname, $options, $selected, $showempty);
 		$this->db->free($resql);
 		return $out;
 	}
@@ -170,44 +141,30 @@ class FormVentilation extends Form
 	function select_pcgtype($selectid, $htmlname = 'pcg_type', $showempty = 0, $event = array()) {
 		global $conf;
 		
-		$out = '';
-		
 		$sql = "SELECT DISTINCT pcg_type ";
 		$sql .= " FROM " . MAIN_DB_PREFIX . "accounting_account as aa";
 		$sql .= " INNER JOIN " . MAIN_DB_PREFIX . "accounting_system as asy ON aa.fk_pcg_version = asy.pcg_version";
 		$sql .= " AND asy.rowid = " . $conf->global->CHARTOFACCOUNTS;
 		$sql .= " ORDER BY pcg_type";
 		
-		dol_syslog(get_class($this) . "::select_pcgtype sql=" . $sql, LOG_DEBUG);
+		dol_syslog(get_class($this) . "::select_pcgtype", LOG_DEBUG);
 		$resql = $this->db->query($sql);
-		if ($resql) {
-			
-			$out .= ajax_combobox($htmlname, $event);
-			
-			$out .= '<select id="' . $htmlname . '" class="flat" name="' . $htmlname . '">';
-			if ($showempty)
-				$out .= '<option value="-1"></option>';
-			$num = $this->db->num_rows($resql);
-			$i = 0;
-			if ($num) {
-				while ( $i < $num ) {
-					$obj = $this->db->fetch_object($resql);
-					$label = $obj->pcg_type;
-					
-					if (($selectid != '') && $selectid == $obj->pcg_type) {
-						$out .= '<option value="' . $obj->pcg_type . '" selected>' . $label . '</option>';
-					} else {
-						$out .= '<option value="' . $obj->pcg_type . '">' . $label . '</option>';
-					}
-					$i ++;
-				}
-			}
-			$out .= '</select>';
-		} else {
-			$this->error = "Error " . $this->db->lasterror();
-			dol_syslog(get_class($this) . "::select_pcgtype " . $this->error, LOG_ERR);
-			return - 1;
+
+		if (!$resql) {
+			$this->error = "Error ".$this->db->lasterror();
+			dol_syslog(get_class($this)."::select_pcgtype ".$this->error, LOG_ERR);
+			return -1;
+		}
+
+		$options = array();
+		$out = ajax_combobox($htmlname, $event);
+
+		while ($obj = $this->db->fetch_object($resql)) {
+			$options[$obj->pcg_type] = $obj->pcg_type;
 		}
+
+		$out .= Form::selectarray($htmlname, $options, $selectid, $showempty);
+
 		$this->db->free($resql);
 		return $out;
 	}
@@ -225,44 +182,30 @@ class FormVentilation extends Form
 	function select_pcgsubtype($selectid, $htmlname = 'pcg_subtype', $showempty = 0, $event = array()) {
 		global $conf;
 		
-		$out = '';
-		
 		$sql = "SELECT DISTINCT pcg_subtype ";
 		$sql .= " FROM " . MAIN_DB_PREFIX . "accounting_account as aa";
 		$sql .= " INNER JOIN " . MAIN_DB_PREFIX . "accounting_system as asy ON aa.fk_pcg_version = asy.pcg_version";
 		$sql .= " AND asy.rowid = " . $conf->global->CHARTOFACCOUNTS;
 		$sql .= " ORDER BY pcg_subtype";
 		
-		dol_syslog(get_class($this) . "::select_pcgsubtype sql=" . $sql, LOG_DEBUG);
+		dol_syslog(get_class($this) . "::select_pcgsubtype", LOG_DEBUG);
 		$resql = $this->db->query($sql);
-		if ($resql) {
-			
-			$out .= ajax_combobox($htmlname, $event);
-			
-			$out .= '<select id="' . $htmlname . '" class="flat" name="' . $htmlname . '">';
-			if ($showempty)
-				$out .= '<option value="-1"></option>';
-			$num = $this->db->num_rows($resql);
-			$i = 0;
-			if ($num) {
-				while ( $i < $num ) {
-					$obj = $this->db->fetch_object($resql);
-					$label = $obj->pcg_subtype;
-					
-					if (($selectid != '') && $selectid == $obj->pcg_subtype) {
-						$out .= '<option value="' . $obj->pcg_subtype . '" selected>' . $label . '</option>';
-					} else {
-						$out .= '<option value="' . $obj->pcg_subtype . '">' . $label . '</option>';
-					}
-					$i ++;
-				}
-			}
-			$out .= '</select>';
-		} else {
-			$this->error = "Error " . $this->db->lasterror();
-			dol_syslog(get_class($this) . "::select_pcgsubtype " . $this->error, LOG_ERR);
-			return - 1;
+
+		if (!$resql) {
+			$this->error = "Error ".$this->db->lasterror();
+			dol_syslog(get_class($this)."::select_pcgsubtype ".$this->error, LOG_ERR);
+			return -1;
+		}
+
+		$options = array();
+		$out = ajax_combobox($htmlname, $event);
+
+		while ($obj = $this->db->fetch_object($resql)) {
+			$options[$obj->pcg_subtype] = $obj->pcg_subtype;
 		}
+
+		$out .= Form::selectarray($htmlname, $options, $selectid, $showempty);
+
 		$this->db->free($resql);
 		return $out;
 	}
@@ -278,68 +221,51 @@ class FormVentilation extends Form
 	 * @return string String with HTML select
 	 */
 	function select_auxaccount($selectid, $htmlname = 'account_num_aux', $showempty = 0, $event = array()) {
-		global $conf;
-		
-		$out = '';
-		
-		$aux_account = array ();
-		
+
+		$aux_account = array();
+
 		// Auxiliary customer account
 		$sql = "SELECT DISTINCT code_compta, nom ";
-		$sql .= " FROM " . MAIN_DB_PREFIX . "societe";
+		$sql .= " FROM ".MAIN_DB_PREFIX."societe";
 		$sql .= " ORDER BY code_compta";
-		dol_syslog(get_class($this) . "::select_auxaccount", LOG_DEBUG);
+		dol_syslog(get_class($this)."::select_auxaccount", LOG_DEBUG);
 		$resql = $this->db->query($sql);
 		if ($resql) {
-			while ( $obj = $this->db->fetch_object($resql) ) {
-				if (! empty($obj->code_compta)) {
-					$aux_account[$obj->code_compta] = $obj->code_compta . ' (' . $obj->nom . ')';
+			while ($obj = $this->db->fetch_object($resql)) {
+				if (!empty($obj->code_compta)) {
+					$aux_account[$obj->code_compta] = $obj->code_compta.' ('.$obj->nom.')';
 				}
 			}
 		} else {
-			$this->error = "Error " . $this->db->lasterror();
-			dol_syslog(get_class($this) . "::select_pcgsubtype " . $this->error, LOG_ERR);
-			return - 1;
+			$this->error = "Error ".$this->db->lasterror();
+			dol_syslog(get_class($this)."::select_pcgsubtype ".$this->error, LOG_ERR);
+			return -1;
 		}
 		$this->db->free($resql);
-		
+
 		// Auxiliary supplier account
 		$sql = "SELECT DISTINCT code_compta_fournisseur, nom ";
-		$sql .= " FROM " . MAIN_DB_PREFIX . "societe";
+		$sql .= " FROM ".MAIN_DB_PREFIX."societe";
 		$sql .= " ORDER BY code_compta";
-		dol_syslog(get_class($this) . "::select_auxaccount", LOG_DEBUG);
+		dol_syslog(get_class($this)."::select_auxaccount", LOG_DEBUG);
 		$resql = $this->db->query($sql);
 		if ($resql) {
-			while ( $obj = $this->db->fetch_object($resql) ) {
-				if (! empty($obj->code_compta_fournisseur)) {
-					$aux_account[$obj->code_compta_fournisseur] = $obj->code_compta_fournisseur . ' (' . $obj->nom . ')';
+			while ($obj = $this->db->fetch_object($resql)) {
+				if (!empty($obj->code_compta_fournisseur)) {
+					$aux_account[$obj->code_compta_fournisseur] = $obj->code_compta_fournisseur.' ('.$obj->nom.')';
 				}
 			}
 		} else {
-			$this->error = "Error " . $this->db->lasterror();
-			dol_syslog(get_class($this) . "::select_pcgsubtype " . $this->error, LOG_ERR);
-			return - 1;
+			$this->error = "Error ".$this->db->lasterror();
+			dol_syslog(get_class($this)."::select_pcgsubtype ".$this->error, LOG_ERR);
+			return -1;
 		}
 		$this->db->free($resql);
-		
+
 		// Build select
-		if (count($aux_account) > 0) {
-			
-			$out .= ajax_combobox($htmlname, $event);
-			
-			$out .= '<select id="' . $htmlname . '" class="flat" name="' . $htmlname . '">';
-			if ($showempty)
-				$out .= '<option value="-1"></option>';
-			foreach ( $aux_account as $key => $val ) {
-				if (($selectid != '') && $selectid == $key) {
-					$out .= '<option value="' . $key . '" selected>' . $val . '</option>';
-				} else {
-					$out .= '<option value="' . $key . '">' . $val . '</option>';
-				}
-			}
-			$out .= '</select>';
-		}
-		
+		$out = ajax_combobox($htmlname, $event);
+		$out .= Form::selectarray($htmlname, $aux_account, $selectid, $showempty);
+
 		return $out;
 	}
 	
@@ -352,55 +278,29 @@ class FormVentilation extends Form
 	 * @param string $output_format (html/opton (for option html only)/array (to return options arrays
 	 * @return string/array
 	 */
-	function selectyear_accountancy_bookkepping($selected = '', $htmlname = 'yearid', $useempty = 0, $output_format = 'html') {
-		$out = '';
-		$out_array = array ();
-		
-		if ($output_format == 'html') {
-			$out .= '<select class="flat" placeholder="aa" id="' . $htmlname . '" name="' . $htmlname . '"' . $option . ' >';
-		}
-		if ($useempty) {
-			$selected_html = '';
-			if ($selected == '') {
-				$selected_html = ' selected';
-			}
-			if ($output_format == 'html' || $output_format == 'options') {
-				$out .= '<option value=""' . $selected_html . '>&nbsp;</option>';
-			} elseif ($output_format == 'array') {
-				$out_array[''] = '';
-			}
-		}
-		
+	function selectyear_accountancy_bookkepping($selected = '', $htmlname = 'yearid', $useempty = 0, $output_format = 'html')
+	{
+		$out_array = array();
+
 		$sql = "SELECT DISTINCT date_format(doc_date,'%Y') as dtyear";
-		$sql .= " FROM " . MAIN_DB_PREFIX . "accounting_bookkeeping";
+		$sql .= " FROM ".MAIN_DB_PREFIX."accounting_bookkeeping";
 		$sql .= " ORDER BY doc_date";
-		dol_syslog(get_class($this) . "::" . __METHOD__, LOG_DEBUG);
+		dol_syslog(get_class($this)."::".__METHOD__, LOG_DEBUG);
 		$resql = $this->db->query($sql);
-		if ($resql) {
-			while ( $obj = $this->db->fetch_object($resql) ) {
-				$selected_html = '';
-				if ($selected > 0 && $obj->dtyear == $selected)
-					$selected_html = ' selected';
-				if ($output_format == 'html' || $output_format == 'options') {
-					$out .= '<option value="' . $obj->dtyear . '"' . $selected_html . ' >' . $obj->dtyear . '</option>';
-				} elseif ($output_format == 'array') {
-					$out_array[$obj->dtyear] = $obj->dtyear;
-				}
-			}
-		} else {
-			$this->error = "Error " . $this->db->lasterror();
-			dol_syslog(get_class($this) . "::" . __METHOD__ . $this->error, LOG_ERR);
-			return - 1;
+
+		if (!$resql) {
+			$this->error = "Error ".$this->db->lasterror();
+			dol_syslog(get_class($this)."::".__METHOD__.$this->error, LOG_ERR);
+			return -1;
+		}
+		while ($obj = $this->db->fetch_object($resql)) {
+			$out_array[$obj->dtyear] = $obj->dtyear;
 		}
 		$this->db->free($resql);
-		
+
 		if ($output_format == 'html') {
-			$out .= "</select>\n";
-		}
-		
-		if ($output_format == 'html' || $output_format == 'options') {
-			return $out;
-		} elseif ($output_format == 'array') {
+			return Form::selectarray($htmlname, $out_array, $selected, $useempty, 0, 0, 'placeholder="aa"');
+		} else {
 			return $out_array;
 		}
 	}