Index: admin_users.php
===================================================================
--- admin_users.php	(revision 15349)
+++ admin_users.php	(working copy)
@@ -245,10 +245,10 @@
 			//Pedigree root person
 			'</td><td>',
 			// TODO: autocomplete/find/etc. for this field
-			edit_field_inline('user_gedcom_setting-'.$user_id.'-'.$tree->tree_id.'-rootid', $tree->userPreference($user_id, 'rootid')),
+			edit_field_inline_autocomplete('user_gedcom_setting-'.$user_id.'-'.$tree->tree_id.'-rootid', $tree->userPreference($user_id, 'rootid'), array('field' => 'INDI', 'ged' => $tree->tree_name)),
 			'</td><td>',
 			// TODO: autocomplete/find/etc. for this field
-			edit_field_inline('user_gedcom_setting-'.$user_id.'-'.$tree->tree_id.'-gedcomid', $tree->userPreference($user_id, 'gedcomid')),
+			edit_field_inline_autocomplete('user_gedcom_setting-'.$user_id.'-'.$tree->tree_id.'-gedcomid', $tree->userPreference($user_id, 'gedcomid'), array('field' => 'INDI', 'ged' => $tree->tree_name)),
 			'</td><td>',
 			select_edit_control_inline('user_gedcom_setting-'.$user_id.'-'.$tree->tree_id.'-canedit', $ALL_EDIT_OPTIONS, null, $tree->userPreference($user_id, 'canedit')),
 			'</td><td>',
@@ -595,7 +595,18 @@
 	$controller
 		->addExternalJavascript(WT_JQUERY_DATATABLES_URL)
 		->addExternalJavascript(WT_JQUERY_JEDITABLE_URL)
+		->addExternalJavascript(WT_SCRIPT_PATH.'js/autocomplete.js')
 		->addInlineJavascript('
+			$.editable.addInputType("autocomplete", {
+	    		element : $.editable.types.text.element,
+	    		plugin : function(settings, original) {
+			        $("input", this).autocomplete({
+			        	source: settings.autocomplete.url,
+			        	html: true
+			        });
+	    		}
+			});')
+		->addInlineJavascript('	
 			var oTable = jQuery("#list").dataTable({
 				"sDom": \'<"H"pf<"dt-clear">irl>t<"F"pl>\',
 				'.WT_I18N::datatablesI18N().',
Index: includes/functions/functions_edit.php
===================================================================
--- includes/functions/functions_edit.php	(revision 15349)
+++ includes/functions/functions_edit.php	(working copy)
@@ -44,6 +44,34 @@
 	}
 }
 
+function edit_field_inline_autocomplete($name, $value, $parameters = null, $controller=null) {
+	$html='<span class="editable" id="' . $name . '">' . htmlspecialchars($value) . '</span>';
+	$url = 'autocomplete.php?';
+	foreach($parameters as $key => $value){
+		$url .= $key.'='.$value.'&';
+	}
+	$js='jQuery("#' . $name . '")
+		.editable(
+			"' . WT_SERVER_NAME . WT_SCRIPT_PATH . 'save.php",
+			{
+				submit:	"&nbsp;&nbsp;' . /* I18N: button label */ WT_I18N::translate('save') . '&nbsp;&nbsp;",
+				style:"inherit",
+				placeholder: "'.WT_I18N::translate('click to edit').'",
+				type: "autocomplete",
+				autocomplete : {
+           			url : "'.$url.'"
+        		}
+			}
+		);';
+	if ($controller) {
+		$controller->addInlineJavascript($js);
+		return $html;
+	} else {
+		// For AJAX callbacks
+		return $html . '<script>' . $js . '</script>';
+	}
+}
+
 // Create a text area for inline editing using jeditable
 function edit_text_inline($name, $value, $controller=null) {
 	$html='<span class="editable" style="white-space:pre-wrap;" id="' . $name . '">' . htmlspecialchars($value) . '</span>';