$(document).ready( function () {
    $('div#ibexplanation dl#chooselang dd ul#otherlang').css("display","none");
});
$(function(){
    $('div#ibexplanation dl#chooselang dd ul li#present').click(function(){
        $('div#ibexplanation dl#chooselang dd ul#otherlang').BlindToggleVertically(400);
    });
});