diff --git a/htdocs/compta/prelevement/bon.php b/htdocs/compta/prelevement/bon.php
index 4a42b1fb08e..1934434a7e2 100644
--- a/htdocs/compta/prelevement/bon.php
+++ b/htdocs/compta/prelevement/bon.php
@@ -1,7 +1,7 @@
 <?PHP
 /* Copyright (C) 2005 	   Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005 	   Laurent Destailleur  <eldy@users.sourceforge.net>
- * Copyright (C) 2010-2011 Juanjo Menent 	    <jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent 	    <jmenent@2byte.es>
  *
  * 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
@@ -34,7 +34,7 @@ $langs->load("categories");
 // Security check
 $socid=0;
 $id = GETPOST('id','int');
-$ref = GETPOST("ref");
+$ref = GETPOST('ref','alpha');
 if ($user->societe_id) $socid=$user->societe_id;
 $result = restrictedArea($user, 'prelevement', $id);
 
diff --git a/htdocs/compta/prelevement/bons.php b/htdocs/compta/prelevement/bons.php
index 4cfbbf0a481..764993d2471 100644
--- a/htdocs/compta/prelevement/bons.php
+++ b/htdocs/compta/prelevement/bons.php
@@ -2,7 +2,7 @@
 /* Copyright (C) 2005      Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005-2008 Laurent Destailleur  <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2009 Regis Houssin        <regis@dolibarr.fr>
- * Copyright (C) 2010-2011 Juanjo Menent        <jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent        <jmenent@2byte.es>
  *
  * 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
@@ -36,11 +36,11 @@ if ($user->societe_id) $socid=$user->societe_id;
 $result = restrictedArea($user, 'prelevement','','','bons');
 
 // Get supervariables
-$page = GETPOST("page");
-$sortorder = ((GETPOST("sortorder")=="")) ? "DESC" : GETPOST("sortorder");
-$sortfield = ((GETPOST("sortfield")=="")) ? "p.datec" : GETPOST("sortfield");
-$statut = GETPOST("statut");
-$search_line = GETPOST("search_ligne");
+$page = GETPOST('page','int');
+$sortorder = ((GETPOST('sortorder','alpha')=="")) ? "DESC" : GETPOST('sortorder','alpha');
+$sortfield = ((GETPOST('sortfield','alpha')=="")) ? "p.datec" : GETPOST('sortfield','alpha');
+$statut = GETPOST('statut','int');
+$search_line = GETPOST('search_ligne','int');
 
 llxHeader('',$langs->trans("WithdrawalsReceipts"));
 
diff --git a/htdocs/compta/prelevement/create.php b/htdocs/compta/prelevement/create.php
index 9e9c71b390d..74311782b3e 100644
--- a/htdocs/compta/prelevement/create.php
+++ b/htdocs/compta/prelevement/create.php
@@ -2,7 +2,7 @@
 /* Copyright (C) 2005      Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2010      Laurent Destailleur  <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2009 Regis Houssin        <regis@dolibarr.fr>
- * Copyright (C) 2010-2011 Juanjo Menent        <jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent        <jmenent@2byte.es>
  *
  * 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
@@ -39,7 +39,7 @@ if ($user->societe_id) $socid=$user->societe_id;
 $result = restrictedArea($user, 'prelevement', '', '', 'bons');
 
 // Get supervariables
-$action = GETPOST("action");
+$action = GETPOST('action','alpha');
 
 
 /*
diff --git a/htdocs/compta/prelevement/demandes.php b/htdocs/compta/prelevement/demandes.php
index 4038446afb1..ef2914f696f 100644
--- a/htdocs/compta/prelevement/demandes.php
+++ b/htdocs/compta/prelevement/demandes.php
@@ -2,7 +2,7 @@
 /* Copyright (C) 2004-2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005-2010 Laurent Destailleur  <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2009 Regis Houssin        <regis@dolibarr.fr>
- * Copyright (C) 2011 	   Juanjo Menent        <jmenent@2byte.es>
+ * Copyright (C) 2011-2012 Juanjo Menent        <jmenent@2byte.es>
  *
  * 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
@@ -37,9 +37,9 @@ if ($user->societe_id) $socid=$user->societe_id;
 $result = restrictedArea($user, 'prelevement','','','bons');
 
 // Get supervariables
-$page =  GETPOST("page");
-$sortorder = GETPOST("sortorder");
-$sortfield = GETPOST("sortfield");
+$page =  GETPOST('page','int');
+$sortorder = GETPOST('sortorder','alpha');
+$sortfield = GETPOST('sortfield','alpha');
 
 /*
  * View
@@ -77,9 +77,9 @@ if ($socid) $sql.= " AND f.fk_soc = ".$socid;
 if (!$statut) $sql.= " AND pfd.traite = 0";
 if ($statut) $sql.= " AND pfd.traite = ".$statut;
 $sql.= " AND pfd.fk_facture = f.rowid";
-if (dol_strlen(trim(GETPOST("search_societe"))))
+if (dol_strlen(trim(GETPOST('search_societe','alpha'))))
 {
-	$sql.= " AND s.nom LIKE '%".GETPOST("search_societe")."%'";
+	$sql.= " AND s.nom LIKE '%".GETPOST('search_societe','alpha')."%'";
 }
 $sql.= " ORDER BY $sortfield $sortorder ";
 $sql.= $db->plimit($conf->liste_limit+1, $offset);
@@ -108,8 +108,8 @@ if ($resql)
 	print '</tr>';
 
 	print '<form action="'.$_SERVER["PHP_SELF"].'" method="GET">';
-	print '<td class="liste_titre"><input type="text" class="flat" name="search_facture" size="12" value="'.GETPOST("search_facture").'"></td>';
-	print '<td class="liste_titre"><input type="text" class="flat" name="search_societe" size="18" value="'.GETPOST("search_societe").'"></td>';
+	print '<td class="liste_titre"><input type="text" class="flat" name="search_facture" size="12" value="'.GETPOST('search_facture','alpha').'"></td>';
+	print '<td class="liste_titre"><input type="text" class="flat" name="search_societe" size="18" value="'.GETPOST('search_societe','alpha').'"></td>';
 	print '<td colspan="2" class="liste_titre" align="right"><input type="image" class="liste_titre" src="'.DOL_URL_ROOT.'/theme/'.$conf->theme.'/img/search.png" name="button_search" value="'.dol_escape_htmltag($langs->trans("Search")).'" title="'.dol_escape_htmltag($langs->trans("Search")).'"></td>';
 	print '</tr>';
 	print '</form>';
diff --git a/htdocs/compta/prelevement/factures.php b/htdocs/compta/prelevement/factures.php
index 67e47420061..6fb8239e5e6 100644
--- a/htdocs/compta/prelevement/factures.php
+++ b/htdocs/compta/prelevement/factures.php
@@ -2,7 +2,7 @@
 /* Copyright (C) 2005      Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005      Laurent Destailleur  <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2009 Regis Houssin        <regis@dolibarr.fr>
- * Copyright (C) 2010-2011 Juanjo Menent        <jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent        <jmenent@2byte.es>
  *
  * 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
@@ -39,9 +39,9 @@ if ($user->societe_id > 0) accessforbidden();
 // Get supervariables
 $prev_id = GETPOST('id','int');
 $socid = GETPOST('socid','int');
-$page = GETPOST("page");
-$sortorder = ((GETPOST("sortorder")=="")) ? "DESC" : GETPOST("sortorder");
-$sortfield = ((GETPOST("sortfield")=="")) ? "p.ref" : GETPOST("sortfield");
+$page = GETPOST('page','int');
+$sortorder = ((GETPOST('sortorder','alpha')=="")) ? "DESC" : GETPOST('sortorder','alpha');
+$sortfield = ((GETPOST('sortfield','alpha')=="")) ? "p.ref" : GETPOST('sortfield','alpha');
 
 llxHeader('',$langs->trans("WithdrawalReceipt"));
 
diff --git a/htdocs/compta/prelevement/fiche-rejet.php b/htdocs/compta/prelevement/fiche-rejet.php
index f3ad78b9b64..1e4b95364bd 100644
--- a/htdocs/compta/prelevement/fiche-rejet.php
+++ b/htdocs/compta/prelevement/fiche-rejet.php
@@ -2,7 +2,7 @@
 /* Copyright (C) 2005      Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005      Laurent Destailleur  <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2010 Regis Houssin        <regis@dolibarr.fr>
- * Copyright (C) 2010-2011 Juanjo Menent        <jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent        <jmenent@2byte.es>
  *
  * 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
@@ -36,7 +36,7 @@ if ($user->societe_id > 0) accessforbidden();
 
 // Get supervariables
 $prev_id = GETPOST('id','int');
-$page = GETPOST("page");
+$page = GETPOST('page','int');
 
 /*
  * View
diff --git a/htdocs/compta/prelevement/fiche-stat.php b/htdocs/compta/prelevement/fiche-stat.php
index 63b269c6286..8611eaa63b0 100644
--- a/htdocs/compta/prelevement/fiche-stat.php
+++ b/htdocs/compta/prelevement/fiche-stat.php
@@ -1,7 +1,7 @@
 <?PHP
 /* Copyright (C) 2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005 Laurent Destailleur  <eldy@users.sourceforge.net>
- * Copyright (C) 2010-2011 Juanjo Menent   <jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent   <jmenent@2byte.es>
  *
  * 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
@@ -35,7 +35,7 @@ $langs->load("categories");
 
 // Get supervariables
 $prev_id = GETPOST('id','int');
-$page = GETPOST("page");
+$page = GETPOST('page','int');
 
 /*
  * View
diff --git a/htdocs/compta/prelevement/fiche.php b/htdocs/compta/prelevement/fiche.php
index e2d5a32fafe..8441800d18f 100644
--- a/htdocs/compta/prelevement/fiche.php
+++ b/htdocs/compta/prelevement/fiche.php
@@ -1,7 +1,7 @@
 <?PHP
 /* Copyright (C) 2005      Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005-2010 Laurent Destailleur  <eldy@users.sourceforge.net>
- * Copyright (C) 2010-2011 Juanjo Menent 		<jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent 		<jmenent@2byte.es>
  *
  * 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
@@ -39,14 +39,14 @@ $langs->load("categories");
 if ($user->societe_id > 0) accessforbidden();
 
 // Get supervariables
-$action = GETPOST("action");
+$action = GETPOST('action','alpha');
 $id = GETPOST('id','int');
 
 /*
  * Actions
  */
 
-if ( $action == 'confirm_credite' && GETPOST("confirm") == 'yes')
+if ( $action == 'confirm_credite' && GETPOST('confirm','alpha') == 'yes')
 {
 	$bon = new BonPrelevement($db,"");
 	$bon->id = $id;
@@ -69,9 +69,9 @@ if ($action == 'infotrans' && $user->rights->prelevement->bons->send)
 
 		if (dol_move_uploaded_file($_FILES['userfile']['tmp_name'], $dir . "/" . $_FILES['userfile']['name'],1) > 0)
 		{
-			$dt = dol_mktime(12,0,0,GETPOST("remonth"),GETPOST("reday"),GETPOST("reyear"));
+			$dt = dol_mktime(12,0,0,GETPOST('remonth','int'),GETPOST('reday','int'),GETPOST('reyear','int'));
 
-			$bon->set_infotrans($user, $dt, GETPOST("methode"));
+			$bon->set_infotrans($user, $dt, GETPOST('methode','alpha'));
 		}
 
 		Header("Location: fiche.php?id=".$id);
@@ -88,7 +88,7 @@ if ($action == 'infocredit' && $user->rights->prelevement->bons->credit)
 {
 	$bon = new BonPrelevement($db,"");
 	$bon->fetch($id);
-	$dt = dol_mktime(12,0,0,GETPOST("remonth"),GETPOST("reday"),GETPOST("reyear"));
+	$dt = dol_mktime(12,0,0,GETPOST('remonth','int'),GETPOST('reday','int'),GETPOST('reyear','int'));
 
 	$error = $bon->set_infocredit($user, $dt);
 
@@ -121,9 +121,9 @@ if ($id)
 		$head = prelevement_prepare_head($bon);
 		dol_fiche_head($head, 'prelevement', $langs->trans("WithdrawalReceipt"), '', 'payment');
 
-		if (GETPOST("error")!='')
+		if (GETPOST('error','alpha')!='')
 		{
-			print '<div class="error">'.$bon->ReadError(GETPOST("error")).'</div>';
+			print '<div class="error">'.$bon->ReadError(GETPOST('error','alpha')).'</div>';
 		}
 
 		if ($action == 'credite')
diff --git a/htdocs/compta/prelevement/ligne.php b/htdocs/compta/prelevement/ligne.php
index 9af1d17b642..2db6f0f85d5 100644
--- a/htdocs/compta/prelevement/ligne.php
+++ b/htdocs/compta/prelevement/ligne.php
@@ -2,7 +2,7 @@
 /* Copyright (C) 2005      Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005-2008 Laurent Destailleur  <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2009 Regis Houssin        <regis@dolibarr.fr>
- * Copyright (C) 2010-2011 Juanjo Menent        <jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent        <jmenent@2byte.es>
  *
  * 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
@@ -38,37 +38,37 @@ $langs->load("withdrawals");
 $langs->load("categories");
 
 // Get supervariables
-$action = GETPOST("action");
+$action = GETPOST('action','alpha');
 $id = GETPOST('id','int');
 $socid = GETPOST('socid','int');
 
-$page = GETPOST("page");
-$sortorder = GETPOST("sortorder");
-$sortfield = GETPOST("sortfield");
+$page = GETPOST('page','int');
+$sortorder = GETPOST('sortorder','alpha');
+$sortfield = GETPOST('sortfield','alpha');
 
 if ($action == 'confirm_rejet')
 {
 	if ( GETPOST("confirm") == 'yes')
 	{
-		$daterej = mktime(2, 0, 0, GETPOST("remonth"), GETPOST("reday"), GETPOST("reyear"));
+		$daterej = mktime(2, 0, 0, GETPOST('remonth','int'), GETPOST('reday','int'), GETPOST('reyear','int'));
 
 		$lipre = new LignePrelevement($db, $user);
 
 		if ($lipre->fetch($id) == 0)
 		{
 
-			if (GETPOST("motif") > 0 && $daterej < time())
+			if (GETPOST('motif','alpha') > 0 && $daterej < time())
 			{
 				$rej = new RejetPrelevement($db, $user);
 
-				$rej->create($user, $id, GETPOST("motif"), $daterej, $lipre->bon_rowid, GETPOST("facturer"));
+				$rej->create($user, $id, GETPOST('motif','alpha'), $daterej, $lipre->bon_rowid, GETPOST('facturer','int'));
 
 				Header("Location: ligne.php?id=".$id);
 				exit;
 			}
 			else
 			{
-				dol_syslog("Motif : ".GETPOST("motif"));
+				dol_syslog("Motif : ".GETPOST('motif','alpha'));
 				dol_syslog("$daterej $time ");
 				Header("Location: ligne.php?id=".$id."&action=rejet");
 				exit;
diff --git a/htdocs/compta/prelevement/lignes.php b/htdocs/compta/prelevement/lignes.php
index 4d0db99de3c..a3a1086ff32 100644
--- a/htdocs/compta/prelevement/lignes.php
+++ b/htdocs/compta/prelevement/lignes.php
@@ -2,7 +2,7 @@
 /* Copyright (C) 2005      Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005      Laurent Destailleur  <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2009 Regis Houssin        <regis@dolibarr.fr>
- * Copyright (C) 2010-2011 Juanjo Menent        <jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent        <jmenent@2byte.es>
  *
  * 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
@@ -38,9 +38,9 @@ $langs->load("categories");
 // Get supervariables
 $prev_id = GETPOST('id','int');
 $socid = GETPOST('socid','int');
-$page = GETPOST("page");
-$sortorder = ((GETPOST("sortorder")=="")) ? "DESC" : GETPOST("sortorder");
-$sortfield = ((GETPOST("sortfield")=="")) ? "pl.fk_soc" : GETPOST("sortfield");
+$page = GETPOST('page','int');
+$sortorder = ((GETPOST('sortorder','alpha')=="")) ? "DESC" : GETPOST('sortorder','alpha');
+$sortfield = ((GETPOST('sortfield','alpha')=="")) ? "pl.fk_soc" : GETPOST('sortfield','alpha');
 
 
 
diff --git a/htdocs/compta/prelevement/liste.php b/htdocs/compta/prelevement/liste.php
index c27e09502d6..b091cfba4b9 100644
--- a/htdocs/compta/prelevement/liste.php
+++ b/htdocs/compta/prelevement/liste.php
@@ -2,7 +2,7 @@
 /* Copyright (C) 2005      Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005-2010 Laurent Destailleur  <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2009 Regis Houssin        <regis@dolibarr.fr>
- * Copyright (C) 2010-2011 Juanjo Menent        <jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent        <jmenent@2byte.es>
  *
  * 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
@@ -37,14 +37,14 @@ if ($user->societe_id) $socid=$user->societe_id;
 $result = restrictedArea($user, 'prelevement','','','bons');
 
 // Get supervariables
-$page = GETPOST("page");
-$sortorder = ((GETPOST("sortorder")=="")) ? "DESC" : GETPOST("sortorder");
-$sortfield = ((GETPOST("sortfield")=="")) ? "p.datec" : GETPOST("sortfield");
-$search_line = GETPOST("search_ligne");
-$search_bon = GETPOST("search_bon");
-$search_code = GETPOST("search_code");
-$search_societe = GETPOST("search_societe");
-$statut = GETPOST("statut");
+$page = GETPOST('page','int');
+$sortorder = ((GETPOST('sortorder','alpha')=="")) ? "DESC" : GETPOST('sortorder','alpha');
+$sortfield = ((GETPOST('sortfield','alpha')=="")) ? "p.datec" : GETPOST('sortfield','alpha');
+$search_line = GETPOST('search_ligne','alpha');
+$search_bon = GETPOST('search_bon','alpha');
+$search_code = GETPOST('search_code','alpha');
+$search_societe = GETPOST('search_societe','alpha');
+$statut = GETPOST('statut','int');
 
 $bon=new BonPrelevement($db,"");
 $ligne=new LignePrelevement($db,$user);
diff --git a/htdocs/compta/prelevement/rejets.php b/htdocs/compta/prelevement/rejets.php
index 2428cd8c016..354f3f57c86 100644
--- a/htdocs/compta/prelevement/rejets.php
+++ b/htdocs/compta/prelevement/rejets.php
@@ -1,7 +1,7 @@
 <?PHP
 /* Copyright (C) 2005      Rodolphe Quiedeville <rodolphe@quiedeville.org>
  * Copyright (C) 2005-2009 Regis Houssin        <regis@dolibarr.fr>
- * Copyright (C) 2010-2011 Juanjo Menent 		<jmenent@2byte.es>
+ * Copyright (C) 2010-2012 Juanjo Menent 		<jmenent@2byte.es>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -35,9 +35,9 @@ if ($user->societe_id) $socid=$user->societe_id;
 $result = restrictedArea($user, 'prelevement','','','bons');
 
 // Get supervariables
-$page = GETPOST("page");
-$sortorder = GETPOST("sortorder");
-$sortfield = GETPOST("sortfield");
+$page = GETPOST('page','int');
+$sortorder = GETPOST('sortorder','alpha');
+$sortfield = GETPOST('sortfield','alpha');
 
 /*
  * View