function printPage(source, winwidth, winheight, scrollbars) {
	var prefs = 'toolbar=yes,status=no,menubar=no,location=no,resizable=no,scrollbars=no,width='+ winwidth +',height='+ winheight +',screenX=150,screenY=150';
	if(scrollbars==1) {
		prefs = 'toolbar=yes,status=no,menubar=no,location=no,resizable=no,scrollbars=yes,width='+ winwidth +',height='+ winheight +',screenX=150,screenY=150';
	}
	win = window.open(source,'OrderReference',prefs);
	win.moveTo((screen.width-winwidth)/2,(screen.height-winheight)/2-50);
	win.focus();
}