diff --git a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/ICSharpCode.Reporting.csproj b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/ICSharpCode.Reporting.csproj
index 9d135c5203..a6feaaf15d 100644
--- a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/ICSharpCode.Reporting.csproj
+++ b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/ICSharpCode.Reporting.csproj
@@ -107,11 +107,13 @@
     <Compile Include="Src\Exporter\Visitors\DebugVisitor.cs" />
     <Compile Include="Src\Exporter\Visitors\WpfVisitor.cs" />
     <Compile Include="Src\ExportRenderer\FixedDocumentCreator.cs" />
+    <Compile Include="Src\Expressions\ExpressionHelper.cs" />
     <Compile Include="Src\Expressions\ExpressionRunner.cs" />
     <Compile Include="Src\Factories\ExportColumnFactory.cs" />
     <Compile Include="Src\Factories\ReportCreatorFactory.cs" />
     <Compile Include="Src\Globals\CreateGraphics.cs" />
     <Compile Include="Src\Globals\MeasurementService.cs" />
+    <Compile Include="Src\Globals\StringHelper.cs" />
     <Compile Include="Src\Interfaces\Data\IDataViewHandling.cs" />
     <Compile Include="Src\Interfaces\Export\IExportColumn.cs" />
     <Compile Include="Src\Interfaces\Export\IExportContainer.cs" />
diff --git a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Exporter/Visitors/ExpressionVisitor.cs b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Exporter/Visitors/ExpressionVisitor.cs
index c06c606953..19a3b721d9 100644
--- a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Exporter/Visitors/ExpressionVisitor.cs
+++ b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Exporter/Visitors/ExpressionVisitor.cs
@@ -2,6 +2,7 @@
 // This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
 using System;
 using System.Collections.ObjectModel;
+using ICSharpCode.Reporting.Expressions;
 using ICSharpCode.Reporting.PageBuilder.ExportColumns;
 using Irony.Interpreter.Evaluator;
 
@@ -23,6 +24,11 @@ namespace ICSharpCode.Reporting.Exporter.Visitors
 			evaluator = new ExpressionEvaluator(grammar);
 		}
 		
+		internal ExpressionVisitor() {
+			grammar = new ExpressionEvaluatorGrammar();
+			evaluator = new ExpressionEvaluator(grammar);
+		}
+		
 		public override void Visit(ExportPage page)
 		{
 			var result = evaluator.Evaluate("5 * 10");
@@ -49,8 +55,16 @@ namespace ICSharpCode.Reporting.Exporter.Visitors
 		
 		public override void Visit(ExportText exportColumn)
 		{
-			var result = evaluator.Evaluate("2 + 3");
-			Console.WriteLine("\t\tExpressionVisitor <{0}> - {1}",exportColumn.Name,result);
+			if (exportColumn.Text.StartsWith("=")) {
+				try {
+					var str = ExpressionHelper.ExtractExpressionPart(exportColumn.Text);
+				var result = evaluator.Evaluate(str);
+				exportColumn.Text = result.ToString();
+				} catch (Exception) {
+					
+					throw;
+				}
+			}
 		}
 	}
 }
diff --git a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Expressions/ExpressionHelper.cs b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Expressions/ExpressionHelper.cs
new file mode 100644
index 0000000000..bd1f9fc491
--- /dev/null
+++ b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Expressions/ExpressionHelper.cs
@@ -0,0 +1,24 @@
+// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
+// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
+using System;
+using System.Globalization;
+using ICSharpCode.Reporting.Globals;
+
+namespace ICSharpCode.Reporting.Expressions
+{
+	/// <summary>
+	/// Description of ExpressionHelper.
+	/// </summary>
+	class ExpressionHelper
+	{
+		public ExpressionHelper()
+		{
+		}
+		
+		public static string ExtractExpressionPart (string src)
+		{
+			char v = Convert.ToChar("=",CultureInfo.CurrentCulture );
+			return StringHelper.RightOf(src,v).Trim();
+		}
+	}
+}
diff --git a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Expressions/ExpressionRunner.cs b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Expressions/ExpressionRunner.cs
index c2dcdf0b1c..af6f957774 100644
--- a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Expressions/ExpressionRunner.cs
+++ b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Expressions/ExpressionRunner.cs
@@ -32,113 +32,9 @@ namespace ICSharpCode.Reporting.Expressions
 			foreach (var page in Pages) {
 				var acceptor = page as IAcceptor;
 				acceptor.Accept(visitor);
-//				RunInternal(page);
 			}
 			Console.WriteLine("Finish ExpressionVisitor");
 			Console.WriteLine();
 		}
-		
-//		"Visitor"
-//		http://irony.codeplex.com/discussions/213938
-//		
-//		http://irony.codeplex.com/discussions/35310
-		
-		/*
-		void RunInternal(IExportContainer container)
-		{
-//			Console.WriteLine();
-//			Console.WriteLine("{0}{1}",leading,container.Name);
-			foreach (var item in container.ExportedItems) {
-				var exportContainer = item as IExportContainer;
-				var acceptor = item as IAcceptor;
-				if (exportContainer != null) {
-					if (exportContainer.ExportedItems.Count > 0) {
-//						acceptor.Accept(visitor);
-						bRunInternal(exportContainer.ExportedItems);
-						acceptor.Accept(visitor);
-//						ShowDebug(leading = leading + "--",exportContainer);
-						
-					}
-				}
-//				acceptor.Accept(visitor);
-			}
-		}
-		*/
-		/*
-		
-		void bRunInternal(List<IExportColumn> list)
-		{
-//			Console.WriteLine();
-//			Console.WriteLine("{0}{1}",leading,container.Name);
-			foreach (var item in list) {
-				var exportContainer = item as IExportContainer;
-				var acceptor = item as IAcceptor;
-				if (exportContainer != null) {
-					if (exportContainer.ExportedItems.Count > 0) {
-						acceptor.Accept(visitor);
-						RunInternal(exportContainer);
-						
-//						ShowDebug(leading = leading + "--",exportContainer);
-						
-					}
-				}
-				acceptor.Accept(visitor);
-			}
-		}
-		*/
-		/*
-		void bRunInternal(IExportContainer container)
-		{
-//			Console.WriteLine();
-//			Console.WriteLine("{0}{1}",leading,container.Name);
-			foreach (var item in container.ExportedItems) {
-				var exportContainer = item as IExportContainer;
-				var acceptor = item as IAcceptor;
-				if (exportContainer != null) {
-					if (exportContainer.ExportedItems.Count > 0) {
-						acceptor.Accept(visitor);
-						RunInternal(exportContainer);
-						
-//						ShowDebug(leading = leading + "--",exportContainer);
-						
-					}
-				}
-				acceptor.Accept(visitor);
-			}
-		}
-		*/
-		
-		/*
-		//Items first, then container
-		void aRunInternal(IExportContainer container)
-		{
-//			Console.WriteLine();
-//			Console.WriteLine("{0}{1}",leading,container.Name);
-			foreach (var item in container.ExportedItems) {
-				var exportContainer = item as IExportContainer;
-				var acceptor = item as IAcceptor;
-				if (exportContainer != null) {
-					if (exportContainer.ExportedItems.Count > 0) {
-						RunInternal(exportContainer);
-						acceptor.Accept(visitor);
-//						ShowDebug(leading = leading + "--",exportContainer);
-						
-					}
-				}
-				acceptor.Accept(visitor);
-			}
-		}
-		*/
-		/*
-		void InternalRun(ExportPage page)
-		{
-			page.Accept(visitor);
-			foreach (var item in page.ExportedItems) {
-//				ShowContainerRecursive(null,item);
-				var acceptor = item as IAcceptor;
-				acceptor.Accept(visitor);
-			}
-		}
-		*/
 	}
 }
diff --git a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Globals/StringHelper.cs b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Globals/StringHelper.cs
new file mode 100644
index 0000000000..57dee6b267
--- /dev/null
+++ b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/Globals/StringHelper.cs
@@ -0,0 +1,139 @@
+// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
+// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
+using System;
+
+namespace ICSharpCode.Reporting.Globals
+{
+	/// <summary>
+	/// Description of StringHelper.
+	/// </summary>
+	class StringHelper
+	{
+		/// <summary>
+		/// Left of the first occurance of c
+		/// </summary>
+		/// <param name="src"></param>
+		/// <param name="c"></param>
+		/// <returns></returns>
+		public static string LeftOf(string src, char c)
+		{
+			int idx=src.IndexOf(c);
+			if (idx==-1)
+			{
+				return src;
+			}
+
+			return src.Substring(0, idx);
+		}
+
+		/// <summary>
+		/// Left of the n'th occurance of c
+		/// </summary>
+		/// <param name="src"></param>
+		/// <param name="c"></param>
+		/// <param name="n"></param>
+		/// <returns></returns>
+		public static string LeftOf(string src, char c, int n)
+		{
+			int idx=-1;
+			while (n != 0)
+			{
+				idx=src.IndexOf(c, idx+1);
+				if (idx==-1)
+				{
+					return src;
+				}
+				--n;
+			}
+			return src.Substring(0, idx);
+		}
+
+		/// <summary>
+		/// Right of the first occurance of c
+		/// </summary>
+		/// <param name="src"></param>
+		/// <param name="c"></param>
+		/// <returns></returns>
+		public static string RightOf(string src, char c)
+		{
+			int idx=src.IndexOf(c);
+			if (idx==-1)
+			{
+				return "";
+			}
+			
+			return src.Substring(idx+1);
+		}
+
+		/// <summary>
+		/// Right of the n'th occurance of c
+		/// </summary>
+		/// <param name="src"></param>
+		/// <param name="c"></param>
+		/// <returns></returns>
+		public static string RightOf(string src, char c, int n)
+		{
+			int idx=-1;
+			while (n != 0)
+			{
+				idx=src.IndexOf(c, idx+1);
+				if (idx==-1)
+				{
+					return "";
+				}
+				--n;
+			}
+			
+			return src.Substring(idx+1);
+		}
+
+		public static string LeftOfRightmostOf(string src, char c)
+		{
+			int idx=src.LastIndexOf(c);
+			if (idx==-1)
+			{
+				return src;
+			}
+			return src.Substring(0, idx);
+		}
+
+		public static string RightOfRightmostOf(string src, char c)
+		{
+			int idx=src.LastIndexOf(c);
+			if (idx==-1)
+			{
+				return src;
+			}
+			return src.Substring(idx+1);
+		}
+
+		public static string Between(string src, char start, char end)
+		{
+			string res=String.Empty;
+			int idxStart=src.IndexOf(start);
+			if (idxStart != -1)
+			{
+				++idxStart;
+				int idxEnd=src.IndexOf(end, idxStart);
+				if (idxEnd != -1)
+				{
+					res=src.Substring(idxStart, idxEnd-idxStart);
+				}
+			}
+			return res;
+		}
+
+		public static int Count(string src, char find)
+		{
+			int ret=0;
+			foreach(char s in src)
+			{
+				if (s==find)
+				{
+					++ret;
+				}
+			}
+			return ret;
+		}
+	}
+}
diff --git a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/PageBuilder/ExportColumns/ExportColumn.cs b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/PageBuilder/ExportColumns/ExportColumn.cs
index 28c00c5862..c0b9e3fc08 100644
--- a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/PageBuilder/ExportColumns/ExportColumn.cs
+++ b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Src/PageBuilder/ExportColumns/ExportColumn.cs
@@ -42,10 +42,8 @@ namespace ICSharpCode.Reporting.PageBuilder.ExportColumns
 			
 		public bool CanGrow {get;set;}
 		
-		
 		public Rectangle DisplayRectangle {
 			get {
-//				return new Rectangle(Location,Size);
 				return new Rectangle(Location,DesiredSize);
 			}
 		}
diff --git a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/ICSharpCode.Reporting.Test.csproj b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/ICSharpCode.Reporting.Test.csproj
index 7993496e54..aebc9fcdc6 100644
--- a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/ICSharpCode.Reporting.Test.csproj
+++ b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/ICSharpCode.Reporting.Test.csproj
@@ -66,6 +66,7 @@
   <ItemGroup>
     <Compile Include="src\DataSource\ContributorsList.cs" />
     <Compile Include="src\DataSource\CollectionHandlingFixture.cs" />
+    <Compile Include="src\Expressions\IntegrationTests.cs" />
     <Compile Include="src\Expressions\IronyGeneral.cs" />
     <Compile Include="src\MeasureArrange\ContainerArrangeStrategyFixture.cs" />
     <Compile Include="src\Model\ReportModelFixture.cs" />
diff --git a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/Expressions/IntegrationTests.cs b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/Expressions/IntegrationTests.cs
new file mode 100644
index 0000000000..2dfddda071
--- /dev/null
+++ b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/Expressions/IntegrationTests.cs
@@ -0,0 +1,99 @@
+// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
+// This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
+using System;
+using System.Collections.ObjectModel;
+using ICSharpCode.Reporting.Exporter.Visitors;
+using ICSharpCode.Reporting.PageBuilder.ExportColumns;
+using NUnit.Framework;
+
+namespace ICSharpCode.Reporting.Test.Expressions
+{
+	[TestFixture]
+	public class IntegrationTests
+	{
+		Collection<ExportText> collection;
+		ExpressionVisitor expressionVisitor;
+		
+		[Test]
+		public void ExpressionMustStartWithEqualChar()
+		{
+			var result = collection[0];
+			expressionVisitor.Visit(collection[0]);
+			Assert.That(result.Text,Is.EqualTo(collection[0].Text));
+		}
+		
+		
+		[Test]
+		public void SimpleMath() {
+			expressionVisitor.Visit(collection[1]);
+			
+			Assert.That(collection[1].Text,Is.EqualTo("8"));		
+			var res = Convert.ToInt32(collection[1].Text);
+			Assert.That(res is int);
+		}
+		
+		
+		[Test]
+		public void SimpleStringHandling () {
+		var script = "='Sharpdevelop' + ' is great'";		
+			collection.Add(new ExportText()
+			               {
+			               	Text = script
+			               });
+			expressionVisitor.Visit(collection[2]);
+			Assert.That(collection[2].Text,Is.EqualTo("Sharpdevelop is great"));	
+		}
+		
+		#region System.Environment
+		
+		[Test]
+		[Ignore]
+		public void CanUserSystemEnvironment() {
+			/*
+			//Using methods imported from System.Environment
+			var script = @"report = '#{MachineName}-#{OSVersion}-#{UserName}'";
+			var result = evaluator.Evaluate(script);
+			var expected = string.Format("{0}-{1}-{2}", Environment.MachineName, Environment.OSVersion, Environment.UserName);
+			Assert.AreEqual(expected, result, "Unexpected computation result");
+			*/
+		}
+		
+		#endregion
+		
+		
+		#region System.Math
+		
+		[Test]
+		public void CanRunSystemMath () {
+			//Using methods imported from System.Math class
+			var script = @"=abs(-1.0) + Log10(100.0) + sqrt(9) + floor(4.5) + sin(PI/2)";
+			collection[1].Text = script;
+			expressionVisitor.Visit(collection[1]);
+			var res = Convert.ToDouble(collection[1].Text);
+			Assert.That(collection[1].Text,Is.EqualTo("11"));		
+		}
+		
+		#endregion
+		
+		[SetUp]
+		public void CreateExportlist() {
+		collection = new Collection<ExportText>();
+			collection.Add(new ExportText()
+			       {
+			       	 Text = "myExporttextColumn"
+			       });
+			collection.Add(new ExportText()
+			       {
+			       	Text ="= 3 + 5"
+			
+			       });
+		
+		}
+			
+		[TestFixtureSetUp]
+		public void Setup() {
+			expressionVisitor = new ExpressionVisitor();
+		}
+		 
+	}
+}
diff --git a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/TestReports/FromList.srd b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/TestReports/FromList.srd
index 1a5a2404c9..cefeb25109 100644
--- a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/TestReports/FromList.srd
+++ b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/TestReports/FromList.srd
@@ -120,7 +120,7 @@
                     <CanShrink>False</CanShrink>
                     <DataType>System.String</DataType>
                     <RTL>No</RTL>
-                    <Text>=Globals!PageNumber</Text>
+                    <Text>Globals!PageNumber</Text>
                     <DrawBorder>False</DrawBorder>
                     <FrameColor>Black</FrameColor>
                     <ForeColor>Black</ForeColor>
diff --git a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/TestReports/ReportWithTwoItems.srd b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/TestReports/ReportWithTwoItems.srd
index 76739e303c..0bff69b2e1 100644
--- a/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/TestReports/ReportWithTwoItems.srd
+++ b/src/AddIns/Misc/Reporting/ICSharpCode.Reporting/Test/ICSharpCode.Reporting.Test/src/TestReports/ReportWithTwoItems.srd
@@ -118,7 +118,7 @@
                     <CanShrink>False</CanShrink>
                     <DataType>System.String</DataType>
                     <RTL>No</RTL>
-                    <Text>=Globals!PageNumber</Text>
+                    <Text>Globals!PageNumber</Text>
                     <DrawBorder>False</DrawBorder>
                     <FrameColor>Black</FrameColor>
                     <ForeColor>Black</ForeColor>