--- a/msclust.xml	Fri May 09 17:11:11 2014 +0200
+++ b/msclust.xml	Sat Aug 30 16:14:18 2014 +0200
@@ -64,9 +64,7 @@
 	    
 	</command>
 	<inputs>
-	<!--  <param name="rankingWeightConfig" type="text" area="true" size="11x70" label="NB - TEST VERSION" 
-value="VERSION BEING TESTED AT THIS MOMENT...NOT READY FOR USE..."/>
-	-->
+
 	 	<param name="inputPeaks" type="data" format="txt" label="Ion-wise aligned data (e.g. MetAlign output data)" />
 		<param name="dataType" type="select" size="30" label="Data type">
 				<option value="gcms"  selected="true">GC-MS</option>
@@ -222,6 +220,20 @@
 
 -----
 
+**Input**
+
+The input file should contain the following columns (in this order), followed by the sample intensity columns (one column with the
+intensity value for each sample):
+
+*ScanNR	
+*Ret(umin)	
+*Mass(uD)	
+*(Optional)retentionMean
+*(only required if retentionMean is present)retentionSD
+*N sample intensity columns...
+
+-----
+
 **Output**
 
 This tools returns a number of ouptut files and a small report.