IE shows black border around PNG when faded in

Question

Here is my site: http://smartpeopletalkfast.co.uk/ppr6/

I have PNGs with transparency fadein with jQuery. IE8 (havnt tested with others yet) is showing black borders

Answer 1

put background color

background: #E1AE07;
    -ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr=#00FFFFFF,endColorstr=#00FFFFFF)"; /* IE8 */   
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#00FFFFFF,endColorstr=#00FFFFFF);   /* IE6 & 7 */      
    -ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=50)";
    filter: alpha(opacity=50);
    -khtml-opacity: 0.50;
    -moz-opacity: 0.50;
    opacity: 0.50;