diff --git a/sourcing/model.py b/sourcing/model.py
index b9486a6..3ee0735 100644
--- a/sourcing/model.py
+++ b/sourcing/model.py
@@ -384,5 +384,13 @@ class SourceDoc(Item):
             return start + first_line
         return start + self.hashid
 
+    @property
+    def create_xanapage_url(self):
+        return self.view_url('create_xanapage_from_sourcedoc')
+
+    @property
+    def entire_span(self):
+        return self.external_url + f',start=0,length={len(self.text)}'
+
 
 configure_mappers()
diff --git a/sourcing/templates/view.html b/sourcing/templates/view.html
index 65f2817..eaed120 100644
--- a/sourcing/templates/view.html
+++ b/sourcing/templates/view.html
@@ -36,6 +36,31 @@
   </div>
 </div>
 
+{% if doc.type == "sourcedoc" %}
+<div class="modal fade" id="xanapage-modal" tabindex="-1" role="dialog">
+  <div class="modal-dialog" role="document">
+    <div class="modal-content">
+      <div class="modal-header">
+        <h5 class="modal-title">Create new xanapage</h5>
+        <button type="button" class="close" data-dismiss="modal" aria-label="Close">
+          <span aria-hidden="true">&times;</span>
+        </button>
+      </div>
+      <form method="POST" action="{{ doc.create_xanapage_url }}">
+      <div class="modal-body">
+        <p>Do you want to create a xanapage that contains this entire source document?</p>
+        <p>You need to create a xanapage if you want to make a xanaedit.</p>
+      </div>
+      <div class="modal-footer">
+        <button type="button" class="btn btn-secondary" data-dismiss="modal">cancel</button>
+        <button type="submit" class="btn btn-primary">create xanapage</button>
+      </div>
+      </form>
+    </div>
+  </div>
+</div>
+{% endif %}
+
 {% if can_delete %}
 <div class="modal fade" id="delete-modal" tabindex="-1" role="dialog">
   <div class="modal-dialog" role="document">
@@ -139,6 +164,7 @@
   <a class="btn btn-primary" href="{{ request.url }}/raw">raw</a>
   <button id="show-span-selector" class="btn btn-primary">show span selector</button>
   <button id="select-all" class="btn btn-primary">get entire document span</button>
+  <button id="create-xanapage-all" class="btn btn-success" data-toggle="modal" data-target="#xanapage-modal">use as xanapage</button>
   <p id="span-selector" class="d-none">span: <span id="span"></span></p>
 {% endif %}
 
diff --git a/sourcing/view.py b/sourcing/view.py
index d8e9072..e9ab384 100644
--- a/sourcing/view.py
+++ b/sourcing/view.py
@@ -401,6 +401,18 @@ def history(username, hashid):
     item = get_item(username, hashid)
     return render_template('history.html', doc=item)
 
+@bp.route('/<username>/<hashid>/as_xanapage', methods=['POST'])
+def create_xanapage_from_sourcedoc(username, hashid):
+    src_doc = get_source_doc(username, hashid)
+    edl = src_doc.entire_span + '\n'
+
+    page = XanaPage(user=current_user, text=edl)
+    session.add(page)
+    session.commit()
+
+    flash('New xanapage created.')
+    return redirect(page.url)
+
 @bp.route('/<username>/<hashid>/xanaedit')
 def xanaedit_item(username, hashid):
     doc = get_xanapage(username, hashid)