private const string ScriptSetFunction = "(function(o,v){o=document.getElementById(o)||document.getElementsByName(o)[0];if(o)o.value=v;return arguments.callee;})";

public static void SetHtmlPost(Page page, object entity)
        {
            StringBuilder script = new StringBuilder(ScriptSetFunction);
foreach (PropertyAccess property in EntityUtility.GetEnumerable(entity))
            {
object value = property.GetValue(entity);
if (value != null)
                {
                    script.AppendFormat("('{0}','{1}')", property.MappedName, value);
                }
            }
            page.ClientScript.RegisterStartupScript(page.GetType(), string.Empty, script.Append(";").ToString(), true);
        }

public static void GetHtmlPost(Page page, object entity)
        {
foreach (PropertyAccess property in EntityUtility.GetEnumerable(entity))
            {
string value = page.Request.Form[property.MappedName];
if (value != null)
                {
                    property.SetValue(entity, property.ChangeType(value));
                }
            }
        }