@Override
	public StringBuffer logTextDiff(String e1, String e2)
	{
		int start=0;
		int end=e1.length()-1;
		int end2=e2.length()-1;
		boolean stopStart=false;
		boolean stopEnd=false;
		while((!stopStart)||(!stopEnd))
		{
			if(!stopStart)
			{
				if((start>=end)
				 ||(start>=end2)
				 ||(e1.charAt(start)!=e2.charAt(start)))
					stopStart=true;
				else
					start++;
			}

			if(!stopEnd)
			{
				if((end<=start)
				||(end2<=start)
				||(e1.charAt(end)!=e2.charAt(end2)))
					stopEnd=true;
				else
				{
					end--;
					end2--;
				}
			}
		}
		final StringBuffer str=new StringBuffer("*1>");
		if(end<start)
			str.append("");
		else str.append(e1.substring(start,end));
		str.append("\n\r*2>");
		if(end2<start)
			str.append("");
		else str.append(e2.substring(start,end2));
		return str;
	}