function firstOpen(id_num){
		step=8
		myId='td'+id_num
		thisMenu=menu[id_num]
		tdHeight=parseInt(document.all[myId].style.height) + step
		if (tdHeight > thisMenu[1] ) {tdHeight=thisMenu[1]}
		if (tdHeight <= thisMenu[1]) {
			document.all[myId].style.height=tdHeight
			var myTime=setTimeout("firstOpen("+id_num+")" , 2)
		}
		if (tdHeight == thisMenu[1]) {
			clearTimeout(myTime)
//			document.all['arrow'+id_num].src='images/up_arrow.gif'
		}	
		ActiveMenu=0
	}

	function myClick(id_num){
		myId='td'+id_num
		tdHeight=parseInt(document.all[myId].style.height)
		if (tdHeight == 0){
			openMenu(id_num)
		}else{
			closeMenu(id_num)
		}
	}
	
	function openMenu(id_num){
		var step=8
		if (id_num != ActiveMenu){closeActiveMenu(ActiveMenu)}
//		closeActiveMenu(ActiveMenu)
		myId='td'+id_num
		thisMenu=menu[id_num]
		tdHeight=parseInt(document.all[myId].style.height) + step
		if (tdHeight > thisMenu[1] ) {tdHeight=thisMenu[1]}
		if (tdHeight <= thisMenu[1]) {
			document.all[myId].style.height=tdHeight
			var myTime=setTimeout("openMenu("+id_num+")" , 2)
		}
		if (tdHeight == thisMenu[1]) {
			clearTimeout(myTime)
//			document.all['arrow'+id_num].src='images/up_arrow.gif'
//			closeMenu(ActiveMenu)
//			if (id_num != ActiveMenu){closeActiveMenu(ActiveMenu)}
			if (id_num != ActiveMenu){closeMenu(ActiveMenu)}
			ActiveMenu=id_num
		}	
	}

	function closeActiveMenu(id_num){
		var step=8
		myId='td'+ActiveMenu
		tdHeight=parseInt(document.all[myId].style.height) - step
		thisMenu=menu[id_num]
		if (tdHeight < step ) {tdHeight=0}
		if (tdHeight >= 0) {
			document.all[myId].style.height=tdHeight
		}
	}

	function closeMenu(id_num){
		var step=8
		myId='td'+id_num
		tdHeight=parseInt(document.all[myId].style.height) - step
		thisMenu=menu[id_num]
		if (tdHeight < step ) {tdHeight=0}
		if (tdHeight >= 0) {
			document.all[myId].style.height=tdHeight
			var myTime=setTimeout("closeMenu("+id_num+")" , 2)
		}
		if (tdHeight == 0) {
			clearTimeout(myTime)
//			document.all['arrow'+id_num].src='images/down_arrow.gif'
		}	
	}