function treeMenu(BRCODE){
    if(document.all){
        if (document.all['treeMenu' + BRCODE].style.display == 'none'){
                document.all['treeMenu' + BRCODE].style.display = "block";
                document.images['icon_img' + BRCODE].src = "/layout/hako/images/icons/minus.gif";
        }else{
                document.all['treeMenu' + BRCODE].style.display = "none";
                document.images['icon_img' + BRCODE].src = "/layout/hako/images/icons/plus.gif";
        }
    }
    if(document.layers){
        if (document.layers['treeMenu' + BRCODE].display == 'none'){
                document.layers['treeMenu' + BRCODE].display = "block";
                document.images['icon_img' + BRCODE].src = "/layout/hako/images/icons/minus.gif";
        }else{
                document.layers['treeMenu' + BRCODE].display = "none";
                document.images['icon_img' + BRCODE].src = "/layout/hako/images/icons/plus.gif";
        }
    }
    if(!document.all && document.getElementById){ 
        if (document.getElementById('treeMenu' + BRCODE).style.display == 'none'){
                document.getElementById('treeMenu' + BRCODE).style.display = "block";
                document.images['icon_img' + BRCODE].src = "/layout/hako/images/icons/minus.gif";
        }else{
                document.getElementById('treeMenu' + BRCODE).style.display = "none";
                document.images['icon_img' + BRCODE].src = "/layout/hako/images/icons/plus.gif";
        }
    }
}

function exWindow(BRCODE){
       if (document.getElementById('exBox' + BRCODE).style.display == 'none'){
                document.getElementById('exBox' + BRCODE).style.display = "block";
                document.images['ex_icon_img' + BRCODE].src = "/layout/hako/images/icons/minus.gif";
        }else{
                document.getElementById('exBox' + BRCODE).style.display = "none";
                document.images['ex_icon_img' + BRCODE].src = "/layout/hako/images/icons/plus.gif";
        }
}