function nota() { 
		var url = 'http://www.aprosa.net/nota_legal.php'
		var width = 550; 
		var height = 600; 
		//var width = screen.availWidth; 
		//var height = screen.availHeight; 
		var izda= ((screen.availWidth-width)/2);
		var superior= ((screen.availHeight-height)/2);
		
		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, 'notalegal', specs); 
		Popup.resizeTo(width,height);
		Popup.focus();
		//vete();
}