reduce opacity of "PNG" images in IE

I want to reduce opacity of "PNG" images in IE. Alpha filter works well in mozilla but in IE 开发者_运维技巧there is black outline around image.

I dont want transparent PNG image for IE. I want to set opacity of PNG image in IE.

Thanks alot for help

Regards

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In IE9, replace the Alpha filter with native CSS3 opacity. Downlevel, it's not really possible due to the "outline" problem you mention.

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Firefox uses the property opacity:x for transparency, while IE uses filter:alpha(opacity=x).

http://www.w3schools.com/Css/css_image_transparency.asp