/* vim: set ts=4 sw=4 : */

var DEFAULT_WOPEN_SPECS = ["location=no", "menubar=no",
		"resizable=no", "scrollbars=yes", "toolbar=no"];

function abrirPopup(url, largura, altura, nome) {
	var t = screen.height / 2 - altura / 2, l = screen.width / 2 - largura / 2;
	var specs = DEFAULT_WOPEN_SPECS.concat(new Array("top=" + t, "left=" + l,
			"width=" + largura, "height=" + altura));
	var w = window.open(url, (nome != undefined) ? nome : "_blank",
			specs.join());

	return w;
}

function wrap_addEventListener(element, type, listener, useCapture) {
	if (element.addEventListener) {
		element.addEventListener(type, listener, useCapture); 
	} else if (element.attachEvent) {
		element.attachEvent("on" + type, listener);
	}
}