function show_hide(div_id, link_id, blenden, el_text)
{

	var arVersion = navigator.appVersion.split("MSIE")
	var version = parseFloat(arVersion[1])

	//	 if (version > 6.0 || version == NaN)
	if (version >= 6 || isNaN(version))
	{

		el_link = document.getElementById(link_id);
		if(blenden == 'aus')
		{
// 			alert("ausblenden!\ndiv_id: " + div_id + "\nlink_id: " + link_id + "\nblenden: " + blenden + "\nel_text: " + el_text);
// 			document.getElementById(div_id).style.display = 'none';
			div_id.style.display = 'none';
			el_link.firstChild.data = el_text + ' einblenden';
// 			el_link.setAttribute('onclick', 'show_hide(\'' + div_id + '\', \'' + link_id + '\', \'ein\', \'' + el_text + '\')');
			el_link.onclick = function()
			{
				show_hide( div_id , link_id , 'ein' , el_text);
			};
		}
		if(blenden == 'ein')
		{
// 			alert("einblenden!\ndiv_id: " + div_id + "\nlink_id: " + link_id + "\nblenden: " + blenden + "\nel_text: " + el_text);
// 			document.getElementById(div_id).style.display = 'block';
			div_id.style.display = 'block';
			el_link.firstChild.data = el_text + ' ausblenden';
// 			el_link.setAttribute('onclick', 'show_hide(\'' + div_id + '\', \'' + link_id + '\', \'aus\', \'' + el_text + '\')');
			el_link.onclick = function()
			{
				show_hide( div_id , link_id , 'aus' , el_text);
			};
		}

	}
}