t_id = null

//----------------------
function spec_show(direct) {

	t_id = window.setTimeout("spec_scroll(" + direct + ")", 3000);
}
//----------
function spec_scroll(direct) {

	var step = 1
	var elem = $("inside")
	var xTop = elem.offsetTop
	var size = parseInt(elem.offsetHeight)

	if (direct == -1){
		if ((size + xTop) > 150){
			elem.style.top = xTop - step + "px"
			t_id = setTimeout("spec_scroll(-1)",5)
		}else{
			//elem.style.top = "0px"
			t_id = setTimeout("spec_scroll(1)",3000)
		}
	}else{
		if (xTop < -1){
			elem.style.top = xTop + step + "px"
			t_id = setTimeout("spec_scroll(1)",5)
		}else{
			t_id = setTimeout("spec_scroll(-1)",3000)
		}
	}

	return
}
//----------
function spec_stop_scroll() {

	clearTimeout(t_id)
}