function abrir(URL)
{
	var width = 450;
	var height = 400;
	var left = 99;
	var top = 99;
	window.open(URL,'abrir', 'width='+width+', height='+height+', top='+top+', left='+left+', scrollbars=1, status=no, toolbar=no, location=no, directories=no, menubar=no, resizable=no, fullscreen=no');
}