/* ドロップダウン-真下にスライド */


function OpenCategory(n){
    if(document.all){
        menu = document.all(n);
        flag = menu.style.display;
        if(flag == "block"){
            menu.style.display = "none";
       }
        else{
            menu.style.display = "block";
        }
        
    }
    else if(document.getElementById){
        menu = document.getElementById(n);
        flag = menu.style.display;
        if(flag == "block"){
            menu.style.display = "none";
        }
        else{
            menu.style.display = "block";
        }
        
    }
}

function closeCategory(n){
    if(document.all){
        menu = document.all(n);
        flag = menu.style.display;
        if(flag == "none"){
            menu.style.display = "block";
       }
        else{
            menu.style.display = "none";
        }
        
    }
    else if(document.getElementById){
        menu = document.getElementById(n);
        flag = menu.style.display;
        if(flag == "none"){
            menu.style.display = "block";
        }
        else{
            menu.style.display = "none";
        }
        
    }
}