nito design Lab

-fla
function drawXML() {
	for(mc in _root.drawarea) {
		removeMovieClip(_root.drawarea[mc]);
	}
	var xml = new XML();
	xml.ignoreWhite = true;
	xml.onLoad = function(success) {
		if(success) {
			var count = 0;
			var root = this.firstChild;
			for(var node = root.firstChild; node != null; node = node.nextSibling) {
				var x = node.attributes.x;
				var y = node.attributes.y;
				var p = _root.drawarea.attachMovie("point", "p" + _root.count++, _root.drawarea.getNextHighestDepth());
				p._x = x;
				p._y = y;
				p.onRelease = function() {
					_root.sendToPHP(this._x, this._y);
				}
			}
		}
	}
	xml.load("test.xml");
}

function sendToPHP(x, y) {
	var lv = new LoadVars();
	var lv2 = new LoadVars();
	lv.x = x;
	lv.y = y;
	lv2.onLoad = function(success) {
		if(success) {
			_root.drawXML();
		}
	}
	lv.sendAndLoad("deletexml.php", lv2, "POST");
}


drawXML();





-php

$x = $_POST['x'];
$y = $_POST['y'];

$xml = domxml_open_file("test.xml");
$root = $xml->document_element();
$nodes = $root->child_nodes();

foreach($nodes as $node) {
	$attrs = $node->attributes();
	foreach($attrs as $attr) {
		if($attr->name == "x" && $attr->value == $x) {
			foreach($attrs as $attr) {
				if($attr->name == "y" && $attr->value == $y) {
					$root->remove_child($node);
					$xml->dump_file('test.xml');
					echo "success";
				}
			}
		}
	}
}