diff --git a/htdocs/admin/bom.php b/htdocs/admin/bom.php
index 021233ef449..0aae15eef3e 100644
--- a/htdocs/admin/bom.php
+++ b/htdocs/admin/bom.php
@@ -225,7 +225,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/chequereceipts.php b/htdocs/admin/chequereceipts.php
index 837d8d997b2..3ba8c3b854a 100644
--- a/htdocs/admin/chequereceipts.php
+++ b/htdocs/admin/chequereceipts.php
@@ -174,7 +174,7 @@ foreach ($dirmodels as $reldir) {
 								$langs->load("errors");
 								print '<div class="error">'.$langs->trans($tmp).'</div>';
 							} elseif ($tmp == 'NotConfigured') {
-								print $langs->trans($tmp);
+								print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 							} else {
 								print $tmp;
 							}
diff --git a/htdocs/admin/commande.php b/htdocs/admin/commande.php
index c10fdd5bbdf..d57292e3562 100644
--- a/htdocs/admin/commande.php
+++ b/htdocs/admin/commande.php
@@ -289,7 +289,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/contract.php b/htdocs/admin/contract.php
index ea8a80b17d6..b5e0c3ae28b 100644
--- a/htdocs/admin/contract.php
+++ b/htdocs/admin/contract.php
@@ -220,7 +220,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/delivery.php b/htdocs/admin/delivery.php
index 04d52c491b2..4fa7b2b79c7 100644
--- a/htdocs/admin/delivery.php
+++ b/htdocs/admin/delivery.php
@@ -225,7 +225,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/eventorganization.php b/htdocs/admin/eventorganization.php
index ab90334b972..2c0c42dbb14 100644
--- a/htdocs/admin/eventorganization.php
+++ b/htdocs/admin/eventorganization.php
@@ -445,7 +445,7 @@ foreach ($myTmpObjects as $myTmpObjectKey => $myTmpObjectArray) {
 									$langs->load("errors");
 									print '<div class="error">'.$langs->trans($tmp).'</div>';
 								} elseif ($tmp == 'NotConfigured') {
-									print $langs->trans($tmp);
+									print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 								} else {
 									print $tmp;
 								}
diff --git a/htdocs/admin/expedition.php b/htdocs/admin/expedition.php
index ee3d4f18562..32f82f5dad5 100644
--- a/htdocs/admin/expedition.php
+++ b/htdocs/admin/expedition.php
@@ -219,7 +219,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/expensereport.php b/htdocs/admin/expensereport.php
index 0b6beb2abc6..1553f6887f8 100644
--- a/htdocs/admin/expensereport.php
+++ b/htdocs/admin/expensereport.php
@@ -228,7 +228,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/facture.php b/htdocs/admin/facture.php
index 8b88b9a9ac8..bf4e2ea9eb6 100644
--- a/htdocs/admin/facture.php
+++ b/htdocs/admin/facture.php
@@ -312,7 +312,7 @@ foreach ($dirmodels as $reldir) {
 								$langs->load("errors");
 								print '<div class="error">'.$langs->trans($tmp).'</div>';
 							} elseif ($tmp == 'NotConfigured') {
-								print $langs->trans($tmp);
+								print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 							} else {
 								print $tmp;
 							}
diff --git a/htdocs/admin/fichinter.php b/htdocs/admin/fichinter.php
index b878c40138e..4d9304472d5 100644
--- a/htdocs/admin/fichinter.php
+++ b/htdocs/admin/fichinter.php
@@ -284,7 +284,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/holiday.php b/htdocs/admin/holiday.php
index 9dfb15477cc..81db1cbe58d 100644
--- a/htdocs/admin/holiday.php
+++ b/htdocs/admin/holiday.php
@@ -220,7 +220,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/knowledgemanagement.php b/htdocs/admin/knowledgemanagement.php
index 457303c9798..477f38fa663 100644
--- a/htdocs/admin/knowledgemanagement.php
+++ b/htdocs/admin/knowledgemanagement.php
@@ -396,7 +396,7 @@ foreach ($myTmpObjects as $myTmpObjectKey => $myTmpObjectArray) {
 									$langs->load("errors");
 									print '<div class="error">'.$langs->trans($tmp).'</div>';
 								} elseif ($tmp == 'NotConfigured') {
-									print $langs->trans($tmp);
+									print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 								} else {
 									print $tmp;
 								}
diff --git a/htdocs/admin/mrp.php b/htdocs/admin/mrp.php
index 3760c300a6c..7cd3c095955 100644
--- a/htdocs/admin/mrp.php
+++ b/htdocs/admin/mrp.php
@@ -225,7 +225,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/payment.php b/htdocs/admin/payment.php
index b4b06d62e5e..089ddbafd23 100644
--- a/htdocs/admin/payment.php
+++ b/htdocs/admin/payment.php
@@ -178,7 +178,7 @@ foreach ($dirmodels as $reldir) {
 								$langs->load("errors");
 								print '<div class="error">'.$langs->trans($tmp).'</div>';
 							} elseif ($tmp == 'NotConfigured') {
-								print $langs->trans($tmp);
+								print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 							} else {
 								print $tmp;
 							}
diff --git a/htdocs/admin/propal.php b/htdocs/admin/propal.php
index 3e75836e9fe..dcd91df0dbc 100644
--- a/htdocs/admin/propal.php
+++ b/htdocs/admin/propal.php
@@ -268,7 +268,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/reception_setup.php b/htdocs/admin/reception_setup.php
index e049985c61e..6367b80c150 100644
--- a/htdocs/admin/reception_setup.php
+++ b/htdocs/admin/reception_setup.php
@@ -225,7 +225,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/security.php b/htdocs/admin/security.php
index 064fb5650a4..a86ca272b85 100644
--- a/htdocs/admin/security.php
+++ b/htdocs/admin/security.php
@@ -249,7 +249,7 @@ foreach ($arrayhandler as $key => $module) {
 			$langs->load("errors");
 			print '<div class="error">'.$langs->trans($tmp).'</div>';
 		} elseif ($tmp == 'NotConfigured') {
-			print $langs->trans($tmp);
+			print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 		} else {
 			print '<span class="opacitymedium">'.$tmp.'</span>';
 		}
diff --git a/htdocs/admin/supplier_invoice.php b/htdocs/admin/supplier_invoice.php
index c4958083181..a888a248d11 100644
--- a/htdocs/admin/supplier_invoice.php
+++ b/htdocs/admin/supplier_invoice.php
@@ -246,7 +246,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/supplier_order.php b/htdocs/admin/supplier_order.php
index 27629d99a82..cfa6c878a74 100644
--- a/htdocs/admin/supplier_order.php
+++ b/htdocs/admin/supplier_order.php
@@ -259,7 +259,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/supplier_payment.php b/htdocs/admin/supplier_payment.php
index 863674bab75..15210f89360 100644
--- a/htdocs/admin/supplier_payment.php
+++ b/htdocs/admin/supplier_payment.php
@@ -247,7 +247,7 @@ foreach ($dirmodels as $reldir) {
 								$langs->load("errors");
 								print '<div class="error">'.$langs->trans($tmp).'</div>';
 							} elseif ($tmp == 'NotConfigured') {
-								print $langs->trans($tmp);
+								print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 							} else {
 								print $tmp;
 							}
diff --git a/htdocs/admin/supplier_proposal.php b/htdocs/admin/supplier_proposal.php
index 869ee4ca4fb..980ebe10fff 100644
--- a/htdocs/admin/supplier_proposal.php
+++ b/htdocs/admin/supplier_proposal.php
@@ -247,7 +247,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/ticket.php b/htdocs/admin/ticket.php
index bfd2ae4b09b..c3778861ddf 100644
--- a/htdocs/admin/ticket.php
+++ b/htdocs/admin/ticket.php
@@ -266,7 +266,7 @@ foreach ($dirmodels as $reldir) {
 							$langs->load("errors");
 							print '<div class="error">'.$langs->trans($tmp).'</div>';
 						} elseif ($tmp == 'NotConfigured') {
-							print $langs->trans($tmp);
+							print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 						} else {
 							print $tmp;
 						}
diff --git a/htdocs/admin/workstation.php b/htdocs/admin/workstation.php
index 1157000fd6b..f14393e2588 100755
--- a/htdocs/admin/workstation.php
+++ b/htdocs/admin/workstation.php
@@ -286,7 +286,7 @@ foreach ($myTmpObjects as $myTmpObjectKey => $myTmpObjectArray) {
 									$langs->load("errors");
 									print '<div class="error">'.$langs->trans($tmp).'</div>';
 								} elseif ($tmp == 'NotConfigured') {
-									print $langs->trans($tmp);
+									print '<span class="opacitymedium">'.$langs->trans($tmp).'</span>';
 								} else {
 									print $tmp;
 								}
diff --git a/htdocs/core/modules/facture/mod_facture_mercure.php b/htdocs/core/modules/facture/mod_facture_mercure.php
index 706c35a9f82..621bb8e6d2d 100644
--- a/htdocs/core/modules/facture/mod_facture_mercure.php
+++ b/htdocs/core/modules/facture/mod_facture_mercure.php
@@ -75,7 +75,7 @@ class mod_facture_mercure extends ModeleNumRefFactures
 		$tooltip .= $langs->trans("GenericMaskCodes5");
 
 		// Setting the prefix
-		$texte .= '<tr><td>'.$langs->trans("Mask").' ('.$langs->trans("InvoiceStandard").'):</td>';
+		$texte .= '<tr><td><span class="opacitymedium">'.$langs->trans("Mask").' ('.$langs->trans("InvoiceStandard").'):</span></td>';
 		$texte .= '<td class="right">'.$form->textwithpicto('<input type="text" class="flat minwidth175" name="maskinvoice" value="'.$conf->global->FACTURE_MERCURE_MASK_INVOICE.'">', $tooltip, 1, 1).'</td>';
 
 		$texte .= '<td class="left" rowspan="3">&nbsp; <input type="submit" class="button button-edit" name="Button"value="'.$langs->trans("Modify").'"></td>';
@@ -83,17 +83,17 @@ class mod_facture_mercure extends ModeleNumRefFactures
 		$texte .= '</tr>';
 
 		// Prefix setting of replacement invoices
-		$texte .= '<tr><td>'.$langs->trans("Mask").' ('.$langs->trans("InvoiceReplacement").'):</td>';
+		$texte .= '<tr><td><span class="opacitymedium">'.$langs->trans("Mask").' ('.$langs->trans("InvoiceReplacement").'):</span></td>';
 		$texte .= '<td class="right">'.$form->textwithpicto('<input type="text" class="flat minwidth175" name="maskreplacement" value="'.$conf->global->FACTURE_MERCURE_MASK_REPLACEMENT.'">', $tooltip, 1, 1).'</td>';
 		$texte .= '</tr>';
 
 		// Prefix setting of credit note
-		$texte .= '<tr><td>'.$langs->trans("Mask").' ('.$langs->trans("InvoiceAvoir").'):</td>';
+		$texte .= '<tr><td><span class="opacitymedium">'.$langs->trans("Mask").' ('.$langs->trans("InvoiceAvoir").'):</span></td>';
 		$texte .= '<td class="right">'.$form->textwithpicto('<input type="text" class="flat minwidth175" name="maskcredit" value="'.$conf->global->FACTURE_MERCURE_MASK_CREDIT.'">', $tooltip, 1, 1).'</td>';
 		$texte .= '</tr>';
 
 		// Prefix setting of deposit
-		$texte .= '<tr><td>'.$langs->trans("Mask").' ('.$langs->trans("InvoiceDeposit").'):</td>';
+		$texte .= '<tr><td><span class="opacitymedium">'.$langs->trans("Mask").' ('.$langs->trans("InvoiceDeposit").'):</span></td>';
 		$texte .= '<td class="right">'.$form->textwithpicto('<input type="text" class="flat minwidth175" name="maskdeposit" value="'.$conf->global->FACTURE_MERCURE_MASK_DEPOSIT.'">', $tooltip, 1, 1).'</td>';
 		$texte .= '</tr>';