function abrir(URL)
	{ 
	var width = 420; 
	var height = 200; 
	
	var left = 99; 
	var top = 99; 
	
	window.open(URL,'janela', 'width='+width+', height='+height+', top='+top+', left='+left+',toolbar=no, menubar=no, scrollbars=no, resizable=no, location=no, directories=no, status=no'); 
	}