function changeSlide2(vis){
    var changeVis = document.getElementById("slidemenu3");
    changeVis.style.display = vis;
    var changeVis = document.getElementById("slidemenu4");
    changeVis.style.display = vis;
    var changeVis = document.getElementById("slidemenu5");
    changeVis.style.display = vis;
}
function hideSlide2(vis){
    var changeVis = document.getElementById("slidemenu3");
    changeVis.style.display = vis;
    var changeVis = document.getElementById("slidemenu4");
    changeVis.style.display = vis;
    var changeVis = document.getElementById("slidemenu5");
    changeVis.style.display = vis;
}