opacity problem in ie

Today we have faced such a situation like blured text in ie. We found that it is because of the opacity problem. We got a solution for this. This is very cool thing.

div style="width:100%;

filter:alpha(opacity=90);

font-weight:bold;

div

div style="width:100%;

filter:alpha(opacity=90);

font-weight:bold;

background-color:#fff"

div