Update UI documentation

Improve the UI documentation by making it more explicit what each
section deals with to help aleviate confusion of what the different
features do.

1 files changed, 16 insertions, 5 deletions

diff --git a/qc_app/templates/index.html b/qc_app/templates/index.html
index 00714f0..b9638d2 100644
--- a/qc_app/templates/index.html
+++ b/qc_app/templates/index.html
@@ -6,7 +6,13 @@
 {%block contents%}
 <h1 class="heading">data upload</h1>
 
-<h2>R/qtl2 Bundles</h2>
+<div class="explainer">
+  <p>Each of the sections below gives you a different option for data upload.
+    Please read the documentation for each section carefully to understand what
+    each section is about.</p>
+</div>
+
+<h2 class="heading">R/qtl2 Bundles</h2>
 
 <div class="explainer">
   <p>This feature combines and extends the two upload methods below. Instead of
@@ -24,10 +30,15 @@
 <h2 class="heading">Expression Data</h2>
 
 <div class="explainer">
-  <p>This application assumes that you are familiar with the basics of data
-    verification formats and uploading procedures. If you haven't done so please
-    go to this page to learn the requirements for file formats and helpful
-    suggestions to enter your data in a fast and easy way.</p>
+  <p>This feature enables you to upload expression data. It expects the data to
+    be in <strong>tab-separated values (TSV)</strong> files. The data should be
+    a simple matrix of <em>phenotype × sample</em>, i.e. The first column is a
+    list of the <em>phenotypes</em> and the first row is a list of
+    <em>samples/cases</em>.</p>
+
+  <p>If you haven't done so please go to this page to learn the requirements for
+    file formats and helpful suggestions to enter your data in a fast and easy
+    way.</p>
 
   <ol>
     <li><strong>PLEASE REVIEW YOUR DATA.</strong>Make sure your data complies