diff --git a/PROMS/Volian.Controls.Library/StepRTB.cs b/PROMS/Volian.Controls.Library/StepRTB.cs
index 323baa86..d144f582 100644
--- a/PROMS/Volian.Controls.Library/StepRTB.cs
+++ b/PROMS/Volian.Controls.Library/StepRTB.cs
@@ -2634,46 +2634,56 @@ namespace Volian.Controls.Library
 			}
 			
 		}
-		//B2020-018: SetFontSize and SetFontSizeReplace were moved from StepTabRibbon so that the short cut keys could also
-		//  access the code that puts boundaries on font size.
-		// SetFontSize: replace rtf string of selection or entire rtb
-		public void SetFontSize(bool increase)
+		// C2021-005 set the selected cell(s) or cell text to the passed in font size
+		public void SetFontSize(float newSize)
 		{
-			if (SelectedText == null || SelectedText == "")
-				Rtf = SetFontSizeReplace(Rtf, increase);
+			if (SelectedText == null || SelectedText == "") // table cell selected
+				Rtf = SetFontSizeReplace(Rtf, newSize);
 			else
 			{
+				// table cell text selected
 				int selst = SelectionStart;
 				int selln = SelectionLength;
-				SelectedRtf = SetFontSizeReplace(SelectedRtf, increase);
-				Select(selst, selln);
+				SelectedRtf = SetFontSizeReplace(SelectedRtf, newSize); // set font size of seleted text
+				Select(selst, selln); // re-select the cell text
 			}
 		}
-		private string SetFontSizeReplace(string rtf, bool increase)
+		// C2021-005 set the font size of the passed in RTF text
+		private string SetFontSizeReplace(string rtf, float newSize)
 		{
 			MatchCollection mc = Regex.Matches(rtf, @"\\fs([0-9]+)");
-			bool didMsg = false;
 			foreach (Match match in mc)
 			{
 				float sz = float.Parse(match.Groups[1].Value);
-				float repwith = increase ? sz + 1 : sz - 1;
-				if (repwith > 36 || repwith < 16)			// Font size can be increased to 18 and decreased to 8 (note that \fs## has number 2 * pt)
-				{
-					if (!didMsg)		// only put out message once.
-					{
-						MessageBox.Show(increase ? "Reached maximum font size, cannot increase." : "Reached minimum font size, cannot decrease.", "Warning font size change");
-						didMsg = true;
-					}
-				}
-				else
-				{
-					string repsz = match.Value;		// use \fs## rather than number in replace in case text contains the number
-					string repwithsz = match.Value.Replace(sz.ToString(), ((int)repwith).ToString());
-					rtf = rtf.Replace(repsz, repwithsz);
-				}
+				float repwith = newSize * 2; // RTF font size is double the selected point size
+				string repsz = match.Value;     // use \fs## rather than number in replace in case text contains the number
+				string repwithsz = match.Value.Replace(sz.ToString(), ((int)repwith).ToString());
+				rtf = rtf.Replace(repsz, repwithsz);
 			}
 			return rtf;
 		}
+		// C2021-005 parse the rtf for the font sizes.
+		//           if there are different font sizes, then return 0
+		public float GetRTFFontSize()
+		{
+			string rtf;
+			if (SelectedText == null || SelectedText == "")
+				rtf = Rtf;
+			else
+				rtf = SelectedRtf;
+			MatchCollection mc = Regex.Matches(rtf, @"\\fs([0-9]+)");
+			bool differentFonts = false;
+			float lastSZ = 0;
+			foreach (Match match in mc)
+			{
+				float sz = float.Parse(match.Groups[1].Value);
+				if (lastSZ == 0)
+					lastSZ = sz;
+				else if (lastSZ != sz)
+					differentFonts = true;
+			}
+			return (differentFonts || lastSZ == 0) ? 0 : lastSZ/2; // divide the RTF font size by two to get the font point size
+		}
 		private static Form ParentForm(Control ctrl)
 		{
 			while (!(ctrl.Parent is Form || ctrl.Parent is EditItem))