var timer, offs_start, offs_end, dx, ddx, dt1, dt2

	var toggled	= 1

	if  ( isIE5 )	fo('footerHeadW').style.height="1px"


function footerTabClick ( )
{
	toggleById ( 'footerHead' )
}

function toggleById ( id )
{
	dx		= 5
	ddx		= 1
	dt1		= 10
	dt2		= 10

	offs_start	= 0
	offs_end	= 200
	dir		= 1-2*toggled
	timer = setInterval ( "toggling('"+id+"',"+dir+")", dt1 )
}

function toggling ( id, dir )
{

	var o		= document.getElementById(id)
	var o1		= document.getElementById(id+'W')

	offs_start	+= dx
	dx		+= ddx

	if  ( offs_start > offs_end )	offs_start = offs_end

	var top_	= -toggled*offs_end-dir*offs_start
	var height_	= (1-toggled)*offs_end - dir*offs_start

	if  ( isIE5 &&	!height_)	height_=1

	o.style.top	= top_ + 'px'
	o1.style.height	= height_ + 'px'

	if  ( offs_start >= offs_end )
	{
		toggled		= 1 - toggled
		clearInterval	( timer )
		if (!toggled)	scroll_init()
	}

}

function scroll_init ( )
{
	offs_start	= 0
	offs_end	= 200
	dx		= 10

	timer = setInterval ( "scrollWindow("+offs_end+",1)", dt2 )
}

function scrollWindow ( offset, dir )
{
	window.scrollBy	( 0, dir * dx )
	offs_start	+= dir * dx

	if  ( offs_start >= offs_end )	clearInterval ( timer )
}