diff --git a/library/ZendAfi/View/Helper/PremierChapitre/Frame.php b/library/ZendAfi/View/Helper/PremierChapitre/Frame.php
index e07715bbbc484e17ef712a48952b4befe76e7dbd..d488ddaff0d145c1171589cde4a2b3475f4564f6 100644
--- a/library/ZendAfi/View/Helper/PremierChapitre/Frame.php
+++ b/library/ZendAfi/View/Helper/PremierChapitre/Frame.php
@@ -33,14 +33,13 @@ class ZendAfi_View_Helper_PremierChapitre_Frame extends ZendAfi_View_Helper_Prem
 			if (!$pc) return $html;
 		}
 		else return $html;
-		$w = 700; $h = 700;
-		if (!empty($preferences['maxWidth']) && $preferences['maxWidth'] < $w) $w = $preferences['maxWidth'];
+		$h = 700;
 		if (!empty($preferences['maxHeight']) && $preferences['maxHeight'] < $h) $h = $preferences['maxHeight'];
 		$frm_attribs = ['id' => 'pc_frame',
 						'class' => 'iframe_premierchapitre',
-						'style' => 'width:'.$w.'px; height:'.$h.'px; border:none;',
+						'style' => 'width:100%; height:'.$h.'px; border:none;',
 						'src' => $pc->getUrl()];
-		return $this->_tag('iframe',null,$frm_attribs);
+		return $this->_tag('iframe','',$frm_attribs);
 	}
 }
 ?>
\ No newline at end of file