function navDrop(dropBox, bOx)
{
	var Top = bOx.offsetTop + bOx.offsetHeight + window.container.offsetTop + window.body.offsetTop
	dropBox.style.left = window.body.offsetLeft+window.container.offsetLeft+bOx.offsetLeft+window.main.offsetLeft;
	dropBox.style.top =window.body.offsetTop+window.main.offsetTop+bOx.offsetTop+bOx.offsetHeight
	dropBox.style.visibility = 'visible'
}

function navRemove(dropBox)
{
	dropBox.style.visibility = 'hidden'
}

function stayUp(dropBox)
{
	dropBox.style.visibility = 'visible'
}