public string DealHtml(string str)
{
//str = Regex.Replace(str, @"(img)[^]*|/(img)", "", RegexOptions.IgnoreCase);
str = Regex.Replace(str, @"(table|tbody|tr|td|th)[^]*|/(table|tbody|tr|td|th)", "", RegexOptions.IgnoreCase);
str = Regex.Replace(str, @"(div|blockquote|fieldset|legend)[^]*|/(div|blockquote|fieldset|legend)", "", RegexOptions.IgnoreCase);
//str = Regex.Replace(str, @"(font|i|u|h[1-9]|s)[^]*|/(font|i|u|h[1-9]|s)", "", RegexOptions.IgnoreCase);
//str = Regex.Replace(str, @"(style|strong)[^]*|/(style|strong)", "...[ 查看全文 ]