void RenderButton(HtmlTextWriter writer)
        {
            IList <AttributeInfo> attributeInfoByCategoryId = new List <AttributeInfo>();

            attributeInfoByCategoryId = ProductBrowser.GetAttributeInfoByCategoryId(this.CategoryId);
            if (attributeInfoByCategoryId.Count > 0)
            {
                for (int i = 0; (i < this.MaxNum) && (i < attributeInfoByCategoryId.Count); i++)
                {
                    WebControl control = new WebControl(HtmlTextWriterTag.Label);
                    control.Controls.Add(new LiteralControl("<li>"));
                    control.RenderControl(writer);
                    WebControl control2 = new WebControl(HtmlTextWriterTag.Label);
                    control2.Controls.Add(new LiteralControl("<span>" + attributeInfoByCategoryId[i].AttributeName + ":</span>"));
                    control2.Attributes.Add("class", this.NameCss);
                    control2.RenderControl(writer);
                    WebControl control3 = new WebControl(HtmlTextWriterTag.A);
                    control3.Controls.Add(new LiteralControl("全部"));
                    if (!this.LinkSelf)
                    {
                        control3.Attributes.Add("target", "_blank");
                    }
                    string str = "";
                    if (!string.IsNullOrEmpty(this.ValueStr))
                    {
                        string[] strArray = this.ValueStr.Split(new char[] { '-' });
                        if (strArray.Length >= 1)
                        {
                            for (int j = 0; j < strArray.Length; j++)
                            {
                                string[] strArray2 = strArray[j].Split(new char[] { '_' });
                                if ((strArray2.Length > 0) && (strArray2[0].IndexOf(attributeInfoByCategoryId[i].AttributeId.ToString()) != -1))
                                {
                                    strArray2[1] = "0";
                                    strArray[j]  = strArray2[0] + "_" + strArray2[1];
                                }
                                if (string.IsNullOrEmpty(str))
                                {
                                    str = str + strArray[j];
                                }
                                else
                                {
                                    str = str + "-" + strArray[j];
                                }
                            }
                            if (str.IndexOf(attributeInfoByCategoryId[i].AttributeId.ToString()) == -1)
                            {
                                object obj2 = str;
                                str = string.Concat(new object[] { obj2, "-", attributeInfoByCategoryId[i].AttributeId, "_0" });
                            }
                        }
                    }
                    else
                    {
                        str = attributeInfoByCategoryId[i].AttributeId + "_0";
                    }
                    if (string.IsNullOrEmpty(this.Page.Request.QueryString["valueStr"]))
                    {
                        control3.Attributes.Add("class", this.AllCss);
                    }
                    else
                    {
                        string str2 = this.Page.Request.QueryString["valueStr"];
                        if (str2 == str)
                        {
                            control3.Attributes.Add("class", this.AllCss);
                        }
                    }
                    control3.Attributes.Add("href", this.CreateUrl(str));
                    control3.RenderControl(writer);
                    foreach (AttributeValueInfo info in attributeInfoByCategoryId[i].AttributeValues)
                    {
                        WebControl control4 = new WebControl(HtmlTextWriterTag.A);
                        control4.Controls.Add(new LiteralControl(info.ValueStr));
                        string str3 = "";
                        if (!string.IsNullOrEmpty(this.ValueStr))
                        {
                            string[] strArray3 = this.ValueStr.Split(new char[] { '-' });
                            if (strArray3.Length >= 1)
                            {
                                for (int k = 0; k < strArray3.Length; k++)
                                {
                                    string[] strArray4 = strArray3[k].Split(new char[] { '_' });
                                    if ((strArray4.Length > 0) && (strArray4[0].IndexOf(attributeInfoByCategoryId[i].AttributeId.ToString()) != -1))
                                    {
                                        strArray4[1] = info.ValueId.ToString();
                                        strArray3[k] = strArray4[0] + "_" + strArray4[1];
                                    }
                                    if (string.IsNullOrEmpty(str3))
                                    {
                                        str3 = str3 + strArray3[k];
                                    }
                                    else
                                    {
                                        str3 = str3 + "-" + strArray3[k];
                                    }
                                }
                                if (str3.IndexOf(attributeInfoByCategoryId[i].AttributeId.ToString()) == -1)
                                {
                                    object obj3 = str3;
                                    str3 = string.Concat(new object[] { obj3, "-", info.AttributeId, "_", info.ValueId });
                                }
                            }
                        }
                        else
                        {
                            str3 = info.AttributeId + "_" + info.ValueId;
                        }
                        bool flag = false;
                        if (!string.IsNullOrEmpty(this.Page.Request.QueryString["valueStr"]))
                        {
                            IList <AttributeValueInfo> list2 = new List <AttributeValueInfo>();
                            string   str4      = Globals.UrlDecode(this.Page.Request.QueryString["valueStr"]);
                            string[] strArray5 = str4.Split(new char[] { '-' });
                            if (!string.IsNullOrEmpty(str4))
                            {
                                for (int m = 0; m < strArray5.Length; m++)
                                {
                                    string[] strArray6 = strArray5[m].Split(new char[] { '_' });
                                    if (((strArray6.Length > 0) && !string.IsNullOrEmpty(strArray6[1])) && (strArray6[1] != "0"))
                                    {
                                        AttributeValueInfo item = new AttributeValueInfo();
                                        item.AttributeId = Convert.ToInt32(strArray6[0]);
                                        item.ValueId     = Convert.ToInt32(strArray6[1]);
                                        if (info.ValueId == Convert.ToInt32(strArray6[1]))
                                        {
                                            control4.Attributes.Add("class", this.SelectCss);
                                            flag = true;
                                        }
                                        list2.Add(item);
                                    }
                                }
                            }
                        }
                        if (!flag)
                        {
                            control4.Attributes.Add("href", this.CreateUrl(str3));
                        }
                        if (!this.LinkSelf)
                        {
                            control4.Attributes.Add("target", "_blank");
                        }
                        control4.RenderControl(writer);
                    }
                    WebControl control5 = new WebControl(HtmlTextWriterTag.Label);
                    control5.Controls.Add(new LiteralControl("</li>"));
                    control5.RenderControl(writer);
                }
            }
        }