// Funció que permet obrir una nova finestra


function Obrir_Finestra(theURL,w,h) {
	var winName = "Agricola Brafim"
	var windowprops ="top=" + (screen.height-h)/2 + ",left=" + (screen.width-w)/2 + ",directories=no,statusbar=0,scrollbars=0,status=no,titlebar=no,toolbar=no,resizable=no,menubar=no,location=no,width=" + w + ",height=" + h;
	window.open(theURL,winName,windowprops);
}