def clean_str_HTML(html_string):
	"""This takes a string and returns it with all HTML tags (i.e </sub>) removed."""
	h = html_string
	h=h.replace("<br>",'')	
	h=h.replace("<sub>",'')
	h=h.replace("<sup>",'')
	h=h.replace("</br>",'')
	h=h.replace("</sub>",'')
	h=h.replace("</sup>",'')
	return h