acrobat uses a plugin for hilite terms and requires a fdf stream to indicate words in hilite. See here for pointers:
support.dtsearch.com/dts0152.htm
:
, # # hilight, :
-:
<iframe id="acroframe" src="pdfpage/example.pdf#xml=http://example.com/hilite.aspx?hilite=8e3302ee-ff88-41ee-bdfb-9e8df87cc3ad&toolbar=1&navpanes=0&statusbar=0&view=FitH">
</iframe>
PDF , , . -, xfdf hilighting: http://example.com/hilite.aspx?hilite=8e3302ee-ff88-41ee-bdfb-9e8df87cc3ad
, hilite xfdf.
hilite.aspx - :
<XML>
<Body units=characters color=#ff00ff mode=active version=2>
<Highlight>
<loc pg=15 pos=3583 len=5>
</Highlight>
</Body>
</XML>
hilight 5 . 15, 3583. (: xfdf "XML", )
, " " .