private void toggleActivateFilter(String filterSpec) {
		String filterSplit[] = filterSpec.split(" ");
		Vector v=(Vector)filters.get(filterSplit[0]);
		if (v!=null ){
			for (int i=0;i<v.size();i++){
				FilterBean fb=(FilterBean)v.get(i);
				if (fb.getExpr().equals(filterSplit[1])){
					fb.setActive(!fb.isActive());
				}
			}
		}
	}