#region 取出内容中的图片src地址
/// 
/// 取出内容中的图片src地址
/// 
/// 内容
/// 
public static string[] GetContentPic(string _content)
{
    Regex r = new Regex(@"<img [(.*?)|(\s\s*?)]*src="[^\w?]*(?     Match m;
    string picrs = "";
    for (m = r.Match(_content); m.Success; m = m.NextMatch())
    {
        if (picrs.Length == 0)
            picrs = m.Result("${url}");
        else
            picrs = ";" + m.Result("${url}");
    }
    return picrs.Split(';');
}
#endregion