Cross Browser Inline-Block

li {
        width: 200px;
        min-height: 250px;
        border: 1px solid #000;
        display: -moz-inline-stack;
        display: inline-block;
        vertical-align: top;
        margin: 5px;
        zoom: 1;
        *display: inline;
        _height: 250px;
}

Cross-Browser Min Height

div { 
   min-height: 500px; 
   height:auto !important; 
   height: 500px; 
}

div {
   height: expression( this.scrollHeight < 501 ? "500px" : "auto" );
}