function unfurl(meh){
toclose = document.menform.furled.value;
if (toclose != meh){
        mbid = 'menu_block_container' + meh;
        mbi = 'menu_block'+meh;
        var c = document.getElementById(mbid);
        c.style.display="block";
        new Effect.SlideDown(mbi,{duration:0.3});
        document.menform.furled.value = meh;
        setTimeout( "furl(toclose);", 200);
        }
}

function furl(hem){
        ibm = 'menu_block'+hem;
        new Effect.SlideUp(ibm,{duration:0.3});
}