function toogle_display(idname)
{
	obj = document.getElementById(idname);
	if (obj)
	{
		if (obj.style.display == "none")
		{
			obj.style.display = "";
		}
		else
		{
			obj.style.display = "none";
		}
	}
	return false;
}

function toogleByClass (name) {
	var elems = document.getElementsByTagName("*");
	for ( var cls, i = 0; ( elem = elems[i] ); i++ ) {
		if ( elem.className == name ) {
			if(elem.style.display == 'none') {
				elem.style.display = '';
			} else {
				elem.style.display = 'none';
			}
		}
	}
}

function openWindow(url, width, height) {
	var dimensions = "";
	if (width) {
		dimensions += ",width=" + width;
	} else {
		dimensions += ",width=700";
	}
	if (height) {
		dimensions += ",height=" + height;
	} else {
		dimensions += ",height=500";
	}
	fenster = window.open("", "", "statusbar=no,menubar=no,toolbar=no,scrollbars=yes,resizable=no" + dimensions);
	fenster.location = url;
	fenster.focus();
}

function dropdownmenu () {
	if (document.all)
	{
        uls = document.getElementsByTagName('UL');
        for(i = 0; i < uls.length; i++)
        {
            if (uls[i].className == 'dropdown')
            {
                var lis = uls[i].getElementsByTagName('li');
                for (i = 0; i < lis.length; i++)
                {
                    if(lis[i].lastChild.tagName == 'UL')
                    {
                        lis[i].onmouseover = function() { this.lastChild.style.display = 'block'; }
                        lis[i].onmouseout = function() { this.lastChild.style.display = 'none'; }
                    }
                }
            }
        }
    }
}
window.onload = dropdownmenu;