Indecent Exposure of Sexual Organs While Observing a Child; Repealing a provision relating to unnatural and lascivious acts; prohibiting a person from, for a specified purpose, intentionally exposing his or her sexual organs in a lewd or lascivious manner or intentionally performing specified sexual acts while observing a child under 16 years of age; providing criminal penalties; specifying what does not constitute a defense to committing such offense, etc.