</head>
<body>
-<p> <em>Colouring above a percentage identity threshold</em></p>
+<p> <strong>Colouring above a percentage identity threshold</strong></p>
<p> Selecting this option causes the colour scheme to be applied to only those
residues that occur in that column more than a certain percentage of the time.
For instance selecting the threshold to be 100 will only colour those columns