public string Emotify(string inputText)
{
	#region Create Emote hashtable
	Hashtable htEmotes = new System.Collections.Hashtable(100);
	htEmotes.Add(":))", "21");
	htEmotes.Add(":)>-", "67");
	htEmotes.Add(":)", "1");
	htEmotes.Add(":-)", "1");
	htEmotes.Add(":((", "20");
	htEmotes.Add(":(", "2");
	// Add other Yahoo emotes
	#endregion
 
 
	StringBuilder sb = new StringBuilder(inputText.Length);
 
	for (int i = 0; i < inputText.Length; i++)
	{
		string strEmote = string.Empty;
		foreach (string emote in htEmotes.Keys)
		{
			if (inputText.Length - i >= emote.Length &&
				emote.Equals(inputText.Substring(i, emote.Length),
				StringComparison.InvariantCultureIgnoreCase))
			{
				strEmote = emote;
				break;
			}
		}
 
		if (strEmote.Length != 0)
		{
			sb.AppendFormat("<img src='images/{0}.gif' alt='{1}' />", htEmotes[strEmote], strEmote);
			i += strEmote.Length - 1;
		}
		else
		{
			sb.Append(inputText[i]);
		}
	}
	return sb.ToString();
}