image_1 = new Image();
image_1.src = "_img/bgSubMenuLink_on.jpg";
image_2 = new Image();
image_2.src = "_img/bgSubMenuLink_off.jpg";

var subMenuNumber = 11;
var timeOutTable = new Array(11);

function hideAll() {
    for (i=1; i<=subMenuNumber;i++) {
        hideSubMenu(i);
    }
}

function hideSubMenu(id) {
    deactiveLink(id);
    if (myObj = document.getElementById("subMenu_" + id)) {
        myObj.style.display = "none";
    }
}

function startHiding(id) {
    timeOutTable[id] = setTimeout('hideSubMenu(\'' + id +'\')', 1000)
}

function stopHiding(id) {
    clearTimeout(timeOutTable[id]);
}

function activeLink(id) {
    //hideAll();
    myObj = document.getElementById("mLink_" + id);
    myObj.src = "_img/_menu_pl/" + id + "b.jpg";
}
function deactiveLink(id) {
    if (myObj = document.getElementById("mLink_" + id)) {
        myObj.src = "_img/_menu_pl/" + id + "a.jpg";
    }
}

function showSubMenu(id) {
    stopHiding(id);
    hideAll();
    activeLink(id);
    if (myObj = document.getElementById("subMenu_" + id)) {
        myObj.style.display = "block";
    }
}