function webbart_tpatc_modifi(id)
{
    if(document.getElementById(id)!=null)
    {
        var el = document.getElementById(id);
        if(el.style.visibility == 'hidden')
        {
           el.style.visibility = 'visible';
           el.style.position = 'relative';
        }
        else if(el.style.visibility == 'visible')
        {
           el.style.visibility = 'hidden';
           el.style.position = 'absolute';
        }
        else {
           el.style.visibility = 'visible';
           el.style.position = 'relative';
        }
    }
}


function webbart_tpatc_hide(id)
{
   if(document.getElementById(id)!=null)
    {
        var el = document.getElementById(id);
        el.style.visibility = 'hidden';
        el.style.position = 'absolute';
    }
}


function webbart_tpatc_getElementsByClass(searchClass, domNode, tagName) {
	if (domNode == null) domNode = document;
	if (tagName == null) tagName = '*';
	var el = new Array();
	var tags = domNode.getElementsByTagName(tagName);
	var tcl = " "+searchClass+" ";
	for(i=0,j=0; i<tags.length; i++) {
		var test = " " + tags[i].className + " ";
		if (test.indexOf(tcl) != -1)
			el[j++] = tags[i];
	}
	return el;
}