function getElements(node, searchClass, tag) {
	var classElements = new Array();
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp(searchClass);
	for (i = 0, j = 0; i < elsLen; i++) {
		if (pattern.test(els[i].className)) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}

function _hcMouseOver(elm) {
	elm.className += " hover";
}
function _hcMouseOut(elm) {
	if (elm.className.substring(elm.className.length-" hover".length) == " hover")
		elm.className = elm.className.substring(0, elm.className.length-" hover".length);
}
function initHoverPanels(containingID, rowTag) {
	var elm = document.getElementById(containingID);
	if (!elm) return;
	var adminContainers = getElements(elm, "hover-row", rowTag);
	for (var i=0;i<adminContainers.length;i++) {
		adminContainers[i].onmouseover = function(){ _hcMouseOver(this); }
		adminContainers[i].onmouseout = function(){ _hcMouseOut(this); }
	}

}