Combine layouts

Web/Attributes/HttpParamActionAttribute.cs

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+using System;
+using System.Reflection;
+using System.Web.Mvc;
+
+namespace MileageTraker.Web.Attributes
+{
+	/// <summary>
+	/// Add to actions to use multiple submit buttons (back or save, for example)
+	/// </summary>
+	/// <remarks>
+	/// http://blog.ashmind.com/2010/03/15/multiple-submit-buttons-with-asp-net-mvc-final-solution/
+	/// </remarks>
+	public class HttpParamActionAttribute : ActionNameSelectorAttribute
+	{
+		public override bool IsValidName(ControllerContext controllerContext, string actionName, MethodInfo methodInfo)
+		{
+			if (actionName.Equals(methodInfo.Name, StringComparison.InvariantCultureIgnoreCase))
+				return true;
+
+			if (!actionName.Equals("Action", StringComparison.InvariantCultureIgnoreCase))
+				return false;
+
+			var request = controllerContext.RequestContext.HttpContext.Request;
+			return request[methodInfo.Name] != null;
+		}
+	}
+}