function opencustomwin(winfile, winname, lebar, tinggi) {
	var lscreen = (screen.width/2) - lebar/2;
	var tscreen = ((screen.height/2) - tinggi/2) - 50;
	window.open(winfile, winname, 'width=' + lebar + ',height=' + tinggi + ',left=' + lscreen + ',top=' + tscreen + ',toolbar=0,location=0,directories=0,status=1,menuBar=0,scrollBars=1,resizable=0,titlebar=0');
	return false;
}

function openfullwin(pageurl) {
		var lscreen = 0;
		var tscreen = 0;
		var scrwidth = window.screen.availWidth - lscreen - 0;
		var scrheight = window.screen.availHeight - tscreen - 50;
		window.open("" + pageurl + "", "Form", "left=" + lscreen + ",top=" + tscreen + ",width=" + scrwidth + ",height=" + scrheight + ",scrollBars=1,status=1");		
		return false
	}