diff --git a/index.html b/index.html
index 18902f0..92dc762 100644
--- a/index.html
+++ b/index.html
@@ -32,6 +32,38 @@ then
 	target position=" -0.3 1.35 0" rotation="0 40 0" scale="0.1 0.1 0.1">
       </a-troika-text>
 */
+var library
+AFRAME.registerComponent('library-load', { 
+  init: function(){
+	//fetch("../content/library-acm22.json").then( res => res.json() ).then( res => {
+	fetch("https://webdav.benetou.fr/fotsave/test_newfot.json").then( res => res.json() ).then( res => {
+		library = res
+		console.log(res)
+		res.documents.map( (doc,i) => {
+			if (doc.customData[0].position)
+				addNewNote( doc.title, doc.customData[0].position )
+			else
+				addNewNote( doc.title, '.5 '+(1+i/50)+' -.5' )
+			.setAttribute("onreleased", "updateDatasetThenSave(e.detail.element)")
+		})
+
+	})
+   }
+})
+
+function updateDatasetThenSave(element){
+	if (!library) return
+	let pos = element.getAttribute('position')
+	let title =  element.getAttribute('value')
+	console.log(pos, title)
+	library.documents.filter( el => el.title == title ).map( found => found.customData[0].position = pos )
+	//library.documents.filter( el => el.title == title ).map( found => console.log( found.customData[0] ) )
+	const webdavurl = "https://webdav.benetou.fr";
+	const client = window.WebDAV.createClient(webdavurl)
+	async function w(path, data){ return await client.putFileContents(path, data); }
+	w("/fotsave/test_newfot.json", JSON.stringify(library) )
+	setFeedbackHUD( "file saved" )
+}
 
 function cloneTarget(target){
 	let el = target.cloneNode(true)
@@ -184,7 +216,7 @@ AFRAME.registerComponent('teleporter', {
 	</a>
 </div>
 
-<a-scene startfunctions onemptypinch="onHoveredTeleport()" >
+<a-scene startfunctions library-load onemptypinch="onHoveredTeleport()" >
       <a-gltf-model hide-on-enter-ar="" id="environment" src="../content/CubeRoom.glb" rotation="0 -90 0" position="0 0 1" scale="" ></a-gltf-model>
 	<!-- Cube Room by Anonymous [CC-BY] via Poly Pizza -->