Cryptic D. Crossword

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Across
  1. 4. Height of Peak placed Placed,'Upon an idol (8)
  2. 7. imPortant erection from he who sought t' knew world (7)
Down
  1. 1. one 'n 'don....away at last, alon' d' (6)
  2. 2. Poor little Gim...andsup-stay and-ay ays-say is-hay ame-nay...
  3. 3. Indeed He and, Him Dn',D in thee inn, in de' NDA 'nd he in Dee End (7)
  4. 5. Ye' cowards flee from nightmarred tune (7)
  5. 6. icy ring-part for Elizabeth which laterly cr-ic cracks (6)