rendered paste body public static MvcHtmlString StyledLabelFor<TModel, TValue>(this HtmlHelper<TModel> htmlHelper, Expression<Func<TModel,TValue>> model, String cssClass)
{
String propertyName = ExpressionHelper.GetExpressionText(model);
var func = model.Compile()(htmlHelper.ViewData.Model);
TagBuilder spanTag = new TagBuilder("span");
if (!String.IsNullOrEmpty(cssClass))
spanTag.AddCssClass(cssClass);
spanTag.Attributes.Add("id", propertyName);
//if (value.HasValue)
// stringValue = value.Value.ToString(formatString);
//else
// stringValue = " ";
// spanTag.InnerHtml = stringValue;
return MvcHtmlString.Create(spanTag.ToString());
}