diff --git a/app/views/guidances/admin_edit.html.erb b/app/views/guidances/admin_edit.html.erb
index 31e1702..afadc96 100644
--- a/app/views/guidances/admin_edit.html.erb
+++ b/app/views/guidances/admin_edit.html.erb
@@ -52,6 +52,6 @@
 <%= tinymce :content_css => asset_path('application.css') %>
 
 <!-- alert for the default template-->
-<div id="edit_guidance_alert_dialog" class="modal" style="display:none">
+<div id="edit_guidance_alert_dialog" class="modal" role="dialog" aria-label="<%=_("Missing Fields Alert")%>" style="display:none">
   <ul id="missing_fields_edit_guidance"></ul>
 </div>
\ No newline at end of file
diff --git a/app/views/guidances/admin_new.html.erb b/app/views/guidances/admin_new.html.erb
index 277c775..1e77c5e 100644
--- a/app/views/guidances/admin_new.html.erb
+++ b/app/views/guidances/admin_new.html.erb
@@ -59,6 +59,6 @@
 <%= tinymce :content_css => asset_path('application.css') %>
 
 <!-- alert for guidance-->
-<div id="edit_guidance_alert_dialog" class="modal" style="display:none">
+<div id="edit_guidance_alert_dialog" class="modal" role="dialog" aria-label="<%=_("Missing Fields Alert")%>" style="display:none">
   <ul id="missing_fields_edit_guidance"></ul>
 </div>
\ No newline at end of file
diff --git a/app/views/layouts/_signin_signout.html.erb b/app/views/layouts/_signin_signout.html.erb
index 79cae62..8f61e39 100644
--- a/app/views/layouts/_signin_signout.html.erb
+++ b/app/views/layouts/_signin_signout.html.erb
@@ -29,16 +29,16 @@
 
 <% else %>
   <% if !isActivePage(root_path) %>
-    <a href="#header-login-form" data-toggle="modal" dialog-width="450px"><%= _('Sign in')%></a> /
-    <a href="#header-register-form" data-toggle="modal" dialog-width="450px"><%= _('Create account')%></a>
+    <a id="sign_in_modal" href="#header-login-form" data-toggle="modal" dialog-width="450px"><%= _('Sign in')%></a> /
+    <a id="create_account_modal" href="#header-register-form" data-toggle="modal" dialog-width="450px"><%= _('Create account')%></a>
   <% end %>
 <% end %>
 
 <% if !user_signed_in? && !isActivePage(root_path) then %>
-  <div id="header-login-form" class="modal" style="display:none">
+  <div id="header-login-form" class="modal" role="dialog" aria-labelledby="#sign_in_modal" style="display:none">
     <%= render :partial => "shared/login_form" %>
   </div>
-  <div id="header-register-form" class="modal" style="display:none">
+  <div id="header-register-form" class="modal" role="dialog" aria-labelledby="#create_account_modal" style="display:none">
     <%= render :partial => "shared/register_form", locals: {extended: false} %>
   </div>
 <% end %>
diff --git a/app/views/phases/edit.html.erb b/app/views/phases/edit.html.erb
index ed69430..629aa0d 100644
--- a/app/views/phases/edit.html.erb
+++ b/app/views/phases/edit.html.erb
@@ -90,7 +90,7 @@
           </div>
 
           <!-- pop up about unsaved answers -->
-          <div id="section-<%= sectionid %>-collapse-alert" data-container="body" class="modal" style="display: none;">
+          <div id="section-<%= sectionid %>-collapse-alert" data-container="body" class="modal" role="dialog" aria-label="<%= _("Unsaved Answers Alert") %>" aria-describedby="#section-<%= sectionid %>-collapse-alert-plural" style="display: none;">
 
             <div class="modal-header">
               <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
diff --git a/app/views/plans/_export.html.erb b/app/views/plans/_export.html.erb
index cd7ed05..fdaa663 100644
--- a/app/views/plans/_export.html.erb
+++ b/app/views/plans/_export.html.erb
@@ -1,7 +1,7 @@
-<div id='<%= phase.id %>-export-dialog' data-container="body" class='modal hide fade'>
+<div id='<%= phase.id %>-export-dialog' role="dialog" aria-labeledby="#id="export_plan_label"" data-container="body" class='modal hide fade'>
 	<div class="modal-header">
 		<button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
-		<h3><%= _('Export') %> <%= plan.title %>: <%= plan.template.title %></h3>
+		<h3 id="export_plan_label"><%= _('Export') %> <%= plan.title %>: <%= plan.template.title %></h3>
 	</div>
 	<div class="modal-body">
 		<%= render :partial => "/shared/export_links", locals: {plan: plan, phase: phase} %>
diff --git a/app/views/plans/_guidance_settings.html.erb b/app/views/plans/_guidance_settings.html.erb
index 7b48331..562f421 100644
--- a/app/views/plans/_guidance_settings.html.erb
+++ b/app/views/plans/_guidance_settings.html.erb
@@ -1,7 +1,7 @@
-<div id='<%= plan.id %>-export-dialog' data-container="body" class='modal hide fade'>
+<div id='<%= plan.id %>-export-dialog' data-container="body" class='modal hide fade' role="dialog" aria-labelledby="#export_plan_id">
 	<div class="modal-header">
 		<button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
-		<h3><%= _('Export') %> <%= plan.project.title %>: <%= plan.version.phase.dmptemplate.title %></h3>
+		<h3 id="export_plan_id"><%= _('Export') %> <%= plan.project.title %>: <%= plan.version.phase.dmptemplate.title %></h3>
 	</div>
 	<div class="modal-body">