try {
	if(!NK_FEEDBACK) {
		function nk_feedback_open(lng) {
			var url = 'http://hbtronix.de/nk.feedback/form.php?uid=1&timestamp=1280544398&bg=ff0&fg=600&border=cc0';
			url += '&lng='+encodeURIComponent(lng);
			url += '&location='+encodeURIComponent(window.location.href);
			url += '&title='+encodeURIComponent(document.title);
			
			var nk_feedback_window = window.open(
				url,
				'_blank',
				'width=600, height=600, resizable=yes, scrollbars=yes'
			);
			
			//if(!nk_feedback_window) alert(''); 
		}
		
		var NK_FEEDBACK = true;
	}
	
	document.writeln('<div class="nk_feedback_button" onclick="nk_feedback_open(\'\')" title="Please click here to send us your opinion about this site!" style="'
		+'background: #ff0;'
		+'border: 1px solid #cc0;'
		+'clear: right;'
		+'color: #600;'
		+'cursor: pointer;'
		+'float: right;'
		+'font-family: Verdana;'
		+'font-size: 11px;'
		+'margin: 0 0 8px 8px;'
		+'padding: 2px;'
		+'vertical-align: middle;'
		+'">');
	document.writeln('<img src="http://i.hbtronix.de/mini/comment.gif" alt="Feedback" style="'
		+'border: 0;'
		+'vertical-align: middle;'
		+'" />');
	document.writeln('&nbsp;');
	document.writeln('Write Feedback');
	document.writeln('</div>');
} catch(e) {
	alert('nk.feedback: '+e);
}