Need Help in script please

[ramkich4u]

hi... (please excuse my english)

i need small modification on below link script

http://www.dynamicdrive.com/dynamicindex17/ajaxcontent.htm

in above turorial external.html pages are loading in Index.htm rightcolumn

but i want.... if i click on index pagelink.. external.html pages loading into content.html file right colum...

(Note: i created ...content.html... file in same directory.. same as index.html)

please help
ramki