function removeChildren(node) {
	for (i=0;i<node.childNodes.length;i++) {
		node.removeChild(node.childNodes[0]);
	}
}

function getXY(obj) 
{
	var newObj = new Object();
	newObj.x = obj.offsetLeft;
	newObj.y = obj.offsetTop;
	/*
	theParent = obj.offsetParent;
	while(theParent != null)
	{
		newObj.y += theParent.offsetTop;
		newObj.x += theParent.offsetLeft;
		theParent = theParent.offsetParent;
	}
	*/
	return newObj;
}



function DetachEvent(obj, evt, fnc, useCapture){
	if (!useCapture) useCapture=false;
	if(obj.removeEventListener){ // Mozilla
		obj.removeEventListener(evt,fnc,useCapture);
		return true;
	} else if (obj.detachEvent) { // IE
		return obj.detachEvent("on"+evt,fnc);
	}
}

//*** This code is copyright 2003 by Gavin Kistner, gavin@refinery.com
//*** It is covered under the license viewable at http://phrogz.net/JS/_ReuseLicense.txt
function AttachEvent(obj,evt,fnc,useCapture){
	if (!useCapture) useCapture=false;
	if (obj.addEventListener){
		obj.addEventListener(evt,fnc,useCapture);
		return true;
	} else if (obj.attachEvent) return obj.attachEvent("on"+evt,fnc);
	else{
		MyAttachEvent(obj,evt,fnc);
		obj['on'+evt]=function(){ MyFireEvent(obj,evt) };
	}
} 
//The following are for browsers like NS4 or IE5Mac which don't support either
//attachEvent or addEventListener
function MyAttachEvent(obj,evt,fnc){
	if (!obj.myEvents) obj.myEvents={};
	if (!obj.myEvents[evt]) obj.myEvents[evt]=[];
	var evts = obj.myEvents[evt];
	evts[evts.length]=fnc;
}
function MyFireEvent(obj,evt){
	if (!obj || !obj.myEvents || !obj.myEvents[evt]) return;
	var evts = obj.myEvents[evt];
	for (var i=0,len=evts.length;i<len;i++) evts[i]();
}