一个分页标签的写法 显示 前后5个页码

public string pagepage(int pageindex, int pagecount)
    {
        string k = "";
        int j = 0;
        if (pagecount > 5 && ((pagecount-pageindex)<3)) //最后5页的情况
        {
            for (int i = (pagecount - 5); i < pagecount; i++)
            {
              

                if (i == pageindex)
                {
                    k += "[&nbsp;" + (i + 1) + "&nbsp;]&nbsp;&nbsp;&nbsp;&nbsp;";
                }

                else
                {
                    k += "[&nbsp;<a href=Default.aspx?id=" + i + ">" + (i + 1) + "</a>&nbsp;]&nbsp;&nbsp;&nbsp;&nbsp;";
                }
            }
        }
        if (pageindex > 2 && pagecount > 5&&((pageindex+2)<pagecount) )  //其他页的情况
        {
            for (int i = (pageindex - 2); i < (pageindex + 3); i++)
            {
               
                if (i == pageindex)
                {
                    k += "[&nbsp;" + (i + 1) + "&nbsp;]&nbsp;&nbsp;&nbsp;&nbsp;";
                }
               
                else
                {
                    k += "[&nbsp;<a href=Default.aspx?id=" + i + ">" + (i + 1) + "</a>&nbsp;]&nbsp;&nbsp;&nbsp;&nbsp;";
                }
            }
        }
       
        if(pageindex< 3 )  //开始5页的情况
        {
            for (int i = 0; i < pagecount; i++)
            {
                j++;
                if (j > 5)
                {
                    break;
                }
                if (i == pageindex)
                {
                    k += "[&nbsp;" + (i + 1) + "&nbsp;]&nbsp;&nbsp;&nbsp;&nbsp;";
                }
                else
                {
                    k += "[&nbsp;<a href=Default.aspx?id=" + i + ">" + (i + 1) + "</a>&nbsp;]&nbsp;&nbsp;&nbsp;&nbsp;";
                }

            }
        }

        return k;
    }