function legal(ventana){ 

var url = 'aviso-legal.php';
				var width = 500; 
				var height = 600; 
//		var izda= ((screen.availWidth-width)/2);
//		var superior= ((screen.availHeight-height)/2);
			var izda=10;
		var superior= 10;
		
		var specs = "fullscreen=no,left=" + izda +",top=" + superior +",screenX=0,screenY=0"; 
		specs += ",width=" + width + ",height=" + height; 
				specs += ",scrollbars=yes,toolbar=no,menubar=no"; 
				specs += ",status=no,location=no"; 
				specs += ",directories=no,resizable=no,alwaysRaised"; 
				//specs += ",innerHeight=" + height + ",innerWidth=" + width; 
				var Popup = window.open(url, 'remote3', specs); 
				Popup.resizeTo(width,height);
				//vete();
				Popup.focus();
				}