--- a/macros.xml	Mon Mar 06 09:17:58 2017 -0500
+++ b/macros.xml	Wed Sep 05 08:54:21 2018 -0400
@@ -5,4 +5,23 @@
         <param name="mememinw" type="integer" min="0" value="6" label="Minimum motif width for MEME" />
         <param name="mememaxw" type="integer" min="0" value="16" label="Maximum motif width for MEME" />
     </xml>
+    <xml name="param_experiment_type">
+        <param name="experiment_type" type="select" display="radio" label="Experiment type for this replicate">
+            <option value="chipseq" selected="True">ChIP-seq</option>
+            <option value="chipexo">ChIP-exo</option>
+        </param>
+    </xml>
+    <xml name="cond_fixedreadcount">
+        <conditional name="fixedreadcount_cond">
+            <param  name="fixedreadcount_select" type="select" label="Set fixed per-base read count limit for this replicate?" help="Selecting No uses a global per-base limit that is estimated from a Poisson distribution.">
+                <option value="no" selected="True">No</option>
+                <option value="yes">Yes</option>
+            </param>
+            <when value="no"/>
+            <when value="yes">
+                <param name="fixedreadcount" type="integer" value="0" min="0" label="Fixed per-base read count limit"/>
+            </when>
+        </conditional>
+    </xml>
 </macros>
+