multiple user support

code/templates/main.html

@@ -0,0 +1,19 @@
+{% extends "layout.html" %}
+{% block body %}
+<div class="entries">
+
+  <div class="center inputcontainer">
+  <form action="{{ url_for('main') }}" method=post class=add-entry>
+  <label>Choose user:</label>
+  <select name="user_name">
+    {% for user in users %}
+        <option value="{{user}}" {% if user == current_user %}SELECTED{% endif %}>{{user}}</option>
+    {% endfor %}
+  </select>
+  <br>
+  <input type=submit value="Choose" name=save class="button_save">
+  </form>
+  </div>
+</div>
+
+{% endblock %}