var nbMaxMenu = 10;
var hoverOffDelay = 500;
var delayHide;
function getId(id){return document.getElementById(id);}

function hideSubMenus()
{
    for(var i = 1; i<=nbMaxMenu; i++){
        daElement = getId('subMenu'+i);
        if(daElement) daElement.style.display = 'none';
    }
}

function hm()
{
    setTimeout( 'hideSubMenus()', hoverOffDelay );
}

function showSubMenu(subMenu)
{
		hideSubMenus();
        daElement = getId('subMenu'+subMenu);
        if(daElement) daElement.style.display = 'block';
}