function init(){
    var select=$('#sampleSelect');
    for(var ix in samples) {
        var sample=samples[ix];
        var title=sample.title;
        select.append("<option value="+ix+">"+title+"</option>")}
    select.bind("change",function(ev){
        var val=ev.target.value;
        selectSample(val);
    }
    );
};
$(document).ready(init);
function selectSample(ix){
    var code=samples[ix].code;
    setSourceCode(code);
};
function beginTranslation(){
    hideTranslated();
    hideOutput();
};
function hideTranslated(){
    $("#js1Header").css("visibility","hidden");
    $("#js1Area").css("visibility","hidden");
};
function afterTranslated(){
    $("#js1Header").css("visibility","visible");
    $("#js1Area").css("visibility","visible");
};
function showOutputArea(){
    $("#runOutputArea").show();
};
function hideOutput(){
    $("#runOutputArea").hide();
};