function toggleBox(szDivID, iState) // iState wird backgroundfarbe
{
//alert (szDivID);
    if(document.layers)	   //NN4+
    {
       document.layers[szDivID].backgroundColor = iState;
    }
    else if(document.getElementById)	  //gecko(NN6) + IE 5+
    {
        var obj = document.getElementById(szDivID);
        obj.style.backgroundColor = iState;
    }
    else if(document.all)	// IE 4
    {
        document.all[szDivID].style.backgroundColor = iState;
    }
}