diff --git a/htdocs/adherents/class/adherent.class.php b/htdocs/adherents/class/adherent.class.php
index a9db33b9980..dd7fe7f33b5 100644
--- a/htdocs/adherents/class/adherent.class.php
+++ b/htdocs/adherents/class/adherent.class.php
@@ -2250,6 +2250,53 @@ class Adherent extends CommonObject
 		return $langs->getLabelFromKey($this->db, "Civility".$code, "c_civility", "code", "label", $code);
 	}
 
+	/**
+	 * getTooltipContentArray
+	 * @param array $params params to construct tooltip data
+	 * @since v18
+	 * @return array
+	 */
+	public function getTooltipContentArray($params)
+	{
+		global $conf, $langs;
+
+		$datas = [];
+
+		if (!empty($conf->global->MAIN_OPTIMIZEFORTEXTBROWSER)) {
+			$langs->load("users");
+			return ['optimize' => $langs->trans("ShowUser")];
+		}
+		if (!empty($this->photo)) {
+			$photo = '<div class="photointooltip floatright">';
+			$photo .= Form::showphoto('memberphoto', $this, 80, 0, 0, 'photoref photowithmargin photologintooltip', 'small', 0, 1);
+			$photo .= '</div>';
+			$datas['photo'] = $photo;
+			//$label .= '<div style="clear: both;"></div>';
+		}
+
+		$datas['divopen'] = '<div class="centpercent">';
+		$datas['picto'] = img_picto('', $this->picto).' <u class="paddingrightonly">'.$langs->trans("Member").'</u> '.$this->getLibStatut(4);
+		if (!empty($this->ref)) {
+			$datas['ref'] = '<br><b>'.$langs->trans('Ref').':</b> '.$this->ref;
+		}
+		if (!empty($this->login)) {
+			$datas['login'] = '<br><b>'.$langs->trans('Login').':</b> '.$this->login;
+		}
+		if (!empty($this->firstname) || !empty($this->lastname)) {
+			$datas['name'] = '<br><b>'.$langs->trans('Name').':</b> '.$this->getFullName($langs);
+		}
+		if (!empty($this->company)) {
+			$datas['company'] = '<br><b>'.$langs->trans('Company').':</b> '.$this->company;
+		}
+		if (!empty($this->email)) {
+			$datas['email'] = '<br><b>'.$langs->trans("EMail").':</b> '.$this->email;
+		}
+		$datas['address'] = '<br><b>'.$langs->trans("Address").':</b> '.dol_format_address($this, 1, ' ', $langs);
+		$datas['divclose'] = '</div>';
+
+		return $datas;
+	}
+
 	/**
 	 *  Return clicable name (with picto eventually)
 	 *
@@ -2324,8 +2371,18 @@ class Adherent extends CommonObject
 				$label = $langs->trans("ShowUser");
 				$linkclose .= ' alt="'.dol_escape_htmltag($label, 1).'"';
 			}
-			$linkclose .= ' title="'.dol_escape_htmltag($label, 1).'"';
-			$linkclose .= ' class="classfortooltip'.($morecss ? ' '.$morecss : '').'"';
+			if (getDolGlobalInt('MAIN_ENABLE_AJAX_TOOLTIP')) {
+				$params = [
+					'id' => $this->id,
+					'objecttype' => $this->element,
+					'option' => $option,
+				];
+				$linkclose .= ' data-params='.json_encode($params).' id="' . uniqid('member') . '" title="' . $langs->trans('Loading') . '"';
+				$linkclose .= ' class="classforajaxtooltip'.($morecss ? ' '.$morecss : '').'"';
+			} else {
+				$linkclose .= ' title="'.dol_escape_htmltag($label, 1).'"';
+				$linkclose .= ' class="classfortooltip'.($morecss ? ' '.$morecss : '').'"';
+			}
 		}
 
 		$linkstart .= $linkclose.'>';