HXT_QLOOK makes a series of HXT quick-look images (i.e. a quick-look movie).
This program is much faster than the MEM code, but should be used only
for quick-look movies. It is very useful for verifying positions etc. before
running a long MEM job.
IDL> hxt_qlook, index, data, movie, hxi_index
IDL> hxt_qlook, index, data, movie, hxi_index, patterns