function obreArxiuPercent(pag, p, q) { 
	var w=p*screen.width;
	var h=q*screen.height;
	var l=(screen.width - w)/2;
	var t=(screen.height - h)/2;
	condicions ="width="+w+",height="+h+",left="+l+",top="+t+", location=no,toolbar=no,directories=no,menubar=no,resizable=no,scrollbars=no,status=no";
	newWindowFf=window.open(pag,'newWindowFff',condicions);
}

function obreArxiuPixels(pag, p, q) { 
	var w=p;
	var h=q;
	var l=(screen.width - w)/2;
	var t=(screen.height - h)/2;
	condicions ="width="+w+",height="+h+",left="+l+",top="+t+", location=no,toolbar=no,directories=no,menubar=no,resizable=no,scrollbars=no,status=no";
	newWindowFf=window.open(pag,'newWindowFff',condicions);
}
function obreArxiuPixelsRes(pag, p, q) { 
	var w=p;
	var h=q;
	var l=(screen.width - w)/2;
	var t=(screen.height - h)/2;
	condicions ="width="+w+",height="+h+",left="+l+",top="+t+", location=no,toolbar=no,directories=no,menubar=no,resizable=yes,scrollbars=yes,status=no";
	newWindowFf=window.open(pag,'newWindowFff',condicions);
}