var jasdl_delay = 1000
var jasdl_current = null
var jasdl_recover = null
var jasdl_timeoutid = null
var jasdl_timetorecover = null
var jasdl_timeoutid2 = 0


//addEvent - attach a function to an event
function jaAddEvent(obj, evType, fn){ 
 if (obj.addEventListener){ 
   obj.addEventListener(evType, fn, false); 
   return true; 
 } else if (obj.attachEvent){ 
   var r = obj.attachEvent("on"+evType, fn); 
   return r; 
 } else { 
   return false; 
 } 
}


function jasdl_initJAScriptDLMenu() {
	jasdl_current = jasdl_activemenu[0]
	mainlis = document.getElementById("jasdl-mainnav").getElementsByTagName("td")
	for (i=0; i<mainlis.length; ++i) {
		x = mainlis[i]
		jasdl_menuindex = x.id.substr(13)

		x._id = parseInt(jasdl_menuindex)
		x.onmouseover = jasdl_mouseOver
		
		x.onmouseout = jasdl_mouseOut

		subx = document.getElementById("jasdl-subnav"+jasdl_menuindex)
		if (subx)
		{
			if (jasdl_activemenu[0] && jasdl_menuindex == jasdl_activemenu[0]) {
				subx.style.display = "block"
			}else{
				subx.style.display = "none"
			}
			subx._id = jasdl_menuindex


			subx.onmouseover = jasdl_mouseOver

			subx.onmouseout = jasdl_mouseOut
		}

	}

	//Set active item
	if (jasdl_activemenu[0])
	{
		actitem = document.getElementById("jasdl-mainnav"+jasdl_activemenu[0].toString())
		if (actitem)
		{
			if (actitem.className) actitem.className += " active"; else actitem.className = "active";
		}	
		jasdl_recover = jasdl_activemenu[0]
	}
	if (jasdl_activemenu[1]) {
		actitem = document.getElementById("jasdl-subnavitem"+jasdl_activemenu[1].toString())
		if (actitem)
		{
			if (actitem.className) actitem.className += " active"; else actitem.className = "active";
		}	
	}
}

function jasdl_restore () {
	jasdl_clearTimeOut(jasdl_timeoutid)
	jasdl_hide()
	if (jasdl_recover)
	{
		jasdl_current = jasdl_recover
		jasdl_show()
	}
}

function jasdl_setHover () {
	if (jasdl_current == jasdl_recover) return
	mainx = document.getElementById("jasdl-mainnav"+jasdl_current.toString())
	if (mainx)
		mainx.className += ' hover';
}

function jasdl_clearHover () {
	if (jasdl_current == jasdl_recover) return
	mainx = document.getElementById("jasdl-mainnav"+jasdl_current.toString())
	if (mainx)
		mainx.className = mainx.className.replace(/[ ]?hover/, '');
}



function jasdl_mouseOver () {
	jasdl_hide()
	jasdl_current = this._id
	jasdl_show()
	jasdl_clearTimeOut(jasdl_timeoutid)
}
function jasdl_mouseOut () {
	if (this._id != jasdl_current) return

	jasdl_timeoutid = setTimeout('jasdl_restore()', jasdl_delay)
}

function jasdl_hide () {
	subx = document.getElementById("jasdl-subnav"+jasdl_current.toString())
	if (subx)
		subx.style.display = "none"
	jasdl_clearHover ()
}

function jasdl_show () {
	subx = document.getElementById("jasdl-subnav"+jasdl_current.toString())
	if (subx)
		subx.style.display = "block"
	jasdl_setHover ()
}

function jasdl_clearTimeOut(timeoutid){
	clearTimeout(timeoutid)
	timeoutid = 0
}


jaAddEvent(window, 'load', jasdl_initJAScriptDLMenu)