Java and javascript enabled browser

I tried to access an instant messenger feature of a website I go to and g=
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this message:
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Note on Popup Blockers: Programs that keep pop up windows from loading (A=
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Killers) will also block the Instant Messenger from opening. Having one o=
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these running while logged into ******** will make certain features not w=
ork,=20
and you will get this page instead.=20

In order to take advantage of everything that ********.com has to offer, =
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must enable javascript on your web browser. By allowing javascript, you w=
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be use the all the features of ********.com such as instant messaging and=
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instant notification alerts. Enabling javascript is very easy and can be=20
turned on and off at anytime. However, when it is disabled you will get t=
his=20
page every time you click a feature that requires javascript.=20
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How do I enable java/javascript?
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:-)~Mike~(-: