function adjustCommentDefaultSubject()
{
	var inputs = document.getElementsByTagName("input");

	var commentTitle = null;

	for (var i=0; i<inputs.length; i++)
	{
		var inp = inputs[i];
		if (inp.name == "title")
		{
			commentTitle = inp;
			break;
		}
	}

	if (commentTitle != null)
	{
		var titleText = commentTitle.value;
	
		if ((titleText != "") && (titleText != null))
		{
			// remove extra re:'s
	
			while (titleText.substring(0,8).toLowerCase() == "re: re: ")
			{
				titleText = titleText.substring(4);
			}
	
			// shorten
	
			if (titleText.length > 30)
			{
				titleText = titleText.substring(0,27) + "...";
			}
	
			commentTitle.value = titleText;
		}
	}
}