function IDchange(el,ds)
{if (document.getElementById)
{var nodeObj = document.getElementById(el)
nodeObj.style.display = ds;}}
//<![CDATA[
//e element
//v class value
function CLASSchange(e,v)
{if(document.getElementsByTagName)//check for obj
{var nodes = document.getElementsByTagName(e)
var max = nodes.length
for(var i = 0;i < max;i++)
{var nodeObj = nodes.item(i);
var attrMax = nodeObj.attributes.length
for(var j = 0; j < attrMax; j++)
{if(nodeObj.attributes.item(j).nodeName == 'class')
{if(nodeObj.attributes.item(j).nodeValue == 'einschub')
nodeObj.style.display = v;}
}  }  }  }