def METHOD_NAME(serviceName):
	global lastPiconPath
	if lastPiconPath is not None:
		pngname = lastPiconPath + serviceName + ".png"
		return pngname if exists(pngname) else ""
	else:
		for path in searchPaths:
			if exists(path) and not path.startswith('/media/net'):
				pngname = path + serviceName + ".png"
				if exists(pngname):
					lastPiconPath = path
					return pngname
		return ""