function helpTag(msg){
	var tempX=0;
	var tempY=0;

	document.getElementById('helpTag').innerHTML = '<table><tr><td><img src="http://www.occidentbuecher.de/pic/helpTag.jpg" border="0"></td><td valign="top" align="right">' + 
						       '<span class="cattextsmall">' + msg + '</span>' +
						       '</td></tr></table>';

	if(!e) var e=window.event;

	if(e){
	  if(e.pageX || e.pageY){
		tempY=e.client + document.body.scrollTop + document.documentElement.scrollTop;
		tempX=(e.clientX - document.getElementById('helpTag').offsetWidth)  + document.body.scrollLeft + document.documentElement.scrollLeft;
		algor = '[e.pageX]';
		if (e.clientX || e.clientY) algor += ' [e.clientX] '

	  } else if(e.clientX || e.clientY){
		tempY=e.clientY + document.body.scrollTop + document.documentElement.scrollTop;
		tempX=(e.clientX - document.getElementById('helpTag').offsetWidth)  + document.body.scrollLeft + document.documentElement.scrollLeft;

		//document.getElementById('helpTag').style.visibility='visible';	
	  }
		document.getElementById('helpTag').style.visibility='visible';	
	  document.getElementById('helpTag').style.top=tempY;
	  document.getElementById('helpTag').style.left=tempX;
	}
}

function closeTag(){
	document.getElementById('helpTag').style.visibility='hidden';
}