function insertAfter(newChild, refChild) { 
	refChild.parentNode.insertBefore(newChild,refChild.nextSibling); 
} 

function plusCat(catId)
{
	var select = document.getElementById('catSelect');
	var newSelect = select.cloneNode(true);
	newSelect.id = "";
	
	
	var notWhitespace = /\S/;
  	for (var x = 0; x < newSelect.childNodes.length; x++) {
	    var childNode = newSelect.childNodes[x];
	    if ((childNode.nodeType == 3)&&(!notWhitespace.test(childNode.nodeValue))) {
			// that is, if it's a whitespace text node
	      	newSelect.removeChild(newSelect.childNodes[x]);
	      	x--;
	    }
	}
	
	var opt = newSelect.childNodes[0].options;
	for (i = 0; i < opt.length; i++) {
		if (opt[i].value == catId) {
			opt[i].selected = true;
		}
	}

	var delLink = document.getElementById('catDelLink');
	var a = delLink.cloneNode(true);
	a.id = "";
	a.style.display = "inline";
	newSelect.appendChild(a);
	
	delLink.parentNode.insertBefore(newSelect, delLink);
}	

function removeCat(element)
{
	var toRem = element.parentNode;
	toRem.parentNode.removeChild(toRem);
	document.getElementById('plusCategory').style.display = "block";
}