Tour guides say the red paste is to spare Hanuman the sight of the goings-on more acrobatic than erotic carved on the struts of the small Jaganath Temple opposite.
The Jaganath temple used to be much larger in size. 
mnli hypothesis: The Jaganath temple used to be much larger in size.  premise: Tour guides say the red paste is to spare Hanuman the sight of the goings-on more acrobatic than erotic carved on the struts of the small Jaganath Temple opposite.