bool parseXlinkHref( const char* sXlinkHref, std::string& data )
{
	data.erase(data.begin(),data.end());

	std::string sLink(sXlinkHref);
	
	if (!sLink.compare(0,5,"data:"))
	{
		size_t position = sLink.rfind(',');
		if (position > 0)
		{
			data = sLink.substr(position+1);
			return true;
		}
	}
#if 0
	else
	{
		data = sLink;
		return true;
	}
#endif					
	return false;
}