Index: lams_tool_preview/src/java/org/lamsfoundation/lams/tool/peerreview/util/SessionNameComparator.java
===================================================================
diff -u
--- lams_tool_preview/src/java/org/lamsfoundation/lams/tool/peerreview/util/SessionNameComparator.java	(revision 0)
+++ lams_tool_preview/src/java/org/lamsfoundation/lams/tool/peerreview/util/SessionNameComparator.java	(revision 4bc00657452309642aac7b9273b4e5abe382d440)
@@ -0,0 +1,36 @@
+package org.lamsfoundation.lams.tool.peerreview.util;
+
+import java.util.Comparator;
+
+public class SessionNameComparator implements Comparator<String> {
+
+    @Override
+    public int compare(String sessionName1, String sessionName2) {
+	if (sessionName1 == null && sessionName2 == null) {
+	    return 0;
+	} else if (sessionName1 == null) {
+	    return -1;
+	} else if (sessionName2 == null) {
+	    return 1;
+	}
+	String name1 = sessionName1.toLowerCase();
+	String name2 = sessionName2.toLowerCase();
+	String nameWithoutNumbers1 = name1.replaceAll("\\d+", "");
+	String nameWithoutNumbers2 = name2.replaceAll("\\d+", "");
+	if (!nameWithoutNumbers1.equals(nameWithoutNumbers2)) {
+	    return name1.compareTo(name2);
+	}
+	String numbers1 = name1.replaceAll("\\D+", "");
+	String numbers2 = name2.replaceAll("\\D+", "");
+	if (numbers1.length() == 0 || numbers2.length() == 0) {
+	    return name1.compareTo(name2);
+	}
+	try {
+	    Long num1 = Long.parseLong(numbers1);
+	    Long num2 = Long.parseLong(numbers2);
+	    return num1.compareTo(num2);
+	} catch (Exception e) {
+	    return name1.compareTo(name2);
+	}
+    }
+}
\ No newline at end of file