java script Alerts Unicode display issue in IE 8

currently im working on symfony based large applicat开发者_StackOverflow社区ion. i m having issue on displaying unicode characters inside java script alerts in IE browsers only fire fox not a issue working fine

for example

alert("<?php echo __("English word to auto convert to other languages by symfony ")?>");

In IE 8 version i can only see boxes when alert pops up.

have anybody idea why this happen please.

regards

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Check the encoding of the page. This should be in an encoding that supports unicode characters.