private ContextCapability getContext( int x, int y ){
		float best = 0.f;
		ContextCapability result = null;
		
		for( ContextCapability item : site.getCapabilities() ){
			float value = item.isContextMenuEnabledAt( x, y );
			if( value >= best && value > 0.f ){
				best = value;
				result = item;
			}
		}
		
		return result;
	}