var currentSpanElement		= "";			//Needed to track current span element
var menuArray				= new Array();	//Tracks what divs are showing so it knows what to hide when a new span is clicked
var onTextColor				= "#FFFFFF";	//Text color with mouseover
var offTextColor			= "#000000";	//Text color with NO mouseover
var onCellColor				= "#8e8e8e";	//Span color with mouseover
var offCellColor			= "#d5d4d7";	//Span color with nomouseover
var onBackgroundColor		= "#8e8e8e";
var offBackgroundColor		= "#d5d4d7";
var onTitleColor			= "#ffffff";
var offTitleColor			= "#000000";
var offsetMenuX				= 124;			//X Distance new menu will be from parent menu
var offsetMenuY				= 0;			//Y Distance increase of new menu compared to parent span
var startDistanceX			= 0;//-10;			//Sets how far off onMouseOver start element we should go
var startDistanceY			= 0;//5;			//Sets how far off onMouseOver start element we should go
var menuOn					= false;		//Only one set of menus can be displayed at once
var started					= false;		//Used to track if we just started the menus
var clickStart				= true;			//Allow an onClick event to start the menu or not here
var clickX					= -1;			//Location X of event to start menu
var clickY					= 118;			//Location Y of event to start menu
var selectCount				= 0;
var select					= "";
var appletCount				= 0;			//If we have applets, track the # so we can temporarily hide them
var applets					= "";			//Tracks the document.all.tags("applet") collection so we can reference it once rather than twice

//menu = menu to display,thisItem=coordinates of item to use,level=current depth of menus
function startIt(menu,thisItem,level) {		
	changColor(thisItem);
	//if (menuOn == true) {
		window.event.cancelBubble = true;
		hideAllDivs();
	//	return;												//Only allow one menu to be activated at a time
	//} else {		
		select = document.all.tags("select");
		selectCount = select.length;
		if (selectCount > 0) {
			for (i=0;i<selectCount;i++) {
				//select.item(i).style.visibility = "hidden";
			}
		}
		applets = document.all.tags("applet");
		appletCount = applets.length;
		if (appletCount > 0) {
			for (i=0;i<appletCount;i++) {
				applets.item(i).style.visibility = "hidden";
			}
		}
		menuOn = true;			
		started = true;										//Lets us know we're coming in for the 1st time
		clickX = document.body.scrollLeft+event.clientX-event.offsetX;//event.clientX;
		clickY = event.clientY-event.offsetY+20;
		if (clickStart) window.event.cancelBubble = true;		
		stateChange(menu,thisItem,level);
	//}	
}
																   
function stateChange(menu,thisItem,level) {									//menu = menu to display,thisItem=name of span item to use,level=current depth of menus
	
	if (currentSpanElement != thisItem.id && started != true) {							//Only hit this if they changed span elements	
		if (currentSpanElement == "") currentSpanElement = thisItem.id;	//Used 1st time through only	

		eItemOld = eval("document.all('" + currentSpanElement + "')");
		eItemNew = eval("document.all('" + thisItem.id + "')");
		eParent = eItemNew.parentElement;
		eParent.style.background = offCellColor;						//Must set DIV background color or it will be transparent by default	
			
		//Turn off whatever span was turned on
		eItemOld.style.background = offCellColor;
		eItemOld.style.color = offTextColor;
		//Turn on new span
		eItemNew.style.background = onCellColor;
		eItemNew.style.color = onTextColor;

		currentSpanElement = thisItem.id;					//Track where the last mouseover came from
	}
	
	if (menu != "") {
		eMenu = eval("document.all('" + menu + "')");			
		eItem = eval("document.all('" + thisItem.id + "')");				//Used for x,y coordinates
		hideDiv(level);
		menuArray[menuArray.length] = menu;									//Tracks open menus	

		var positionX =  eItem.parentElement.offsetLeft + offsetMenuX //+ document.body.scrollLeft;
		var positionY =   eItem.parentElement.offsetTop + eItem.offsetTop + offsetMenuY //+ document.body.scrollTop;
		if (started) {
			positionX =	clickX + startDistanceX	+ document.body.scrollLeft	//eItem.offsetLeft + startDistanceX;
			positionY =	clickY + startDistanceY	+ document.body.scrollTop	//eItem.offsetTop + startDistanceY;

		}
		//If screen isn't wide enough to fit menu, bump menu back to the left some
		if ((positionX + eMenu.offsetWidth) >= document.body.clientWidth) {
			positionX -= (eMenu.offsetWidth * 1.3);
			positionY += 15;
		}
		//If the menu is too far to the left to display, bump it to the right some
		if ((positionX + eMenu.offsetWidth) <= eMenu.offsetWidth) {
			positionX += (eMenu.offsetWidth * 1.3);
		}
		//If the menu is too far down, bump the menu up to the bottom equals the body clientHeight property
		if ((positionY + eMenu.offsetHeight) >= document.body.clientHeight) {
			if (started != true) positionY = document.body.clientHeight - eMenu.offsetHeight;
		}
	
		eMenu.style.left = positionX;
		eMenu.style.top = positionY;
		
		//eMenu.style.zIndex = level;									//Only use this if we don't reverse the arrays in the ASP/XML Script
		eMenu.style.display="block";
	}
	
	started = false;												//After 1st menu, turn of started variable
}

function hideDiv(currentLevel) {
		for (var i=currentLevel;i<menuArray.length;i++) {
			var arrayString = new String(menuArray[i]);
			if (arrayString == "undefined") continue;
			eval("document.all('" + menuArray[i] + "').style.display='none'");
		}
			menuArray.length = currentLevel;
}

function hideAllDivs() {
	if (menuOn == true) {		//Don't loop through document elements if they clicked a hyperlink since it wastes time
		for (var i=0;i<menuArray.length;i++) {
			var arrayString = new String(menuArray[i]);
			if (arrayString == "undefined") continue;
			document.all(menuArray[i]).style.display = "none";
			document.all(menuArray[i]).style.left = 0;
			document.all(menuArray[i]).style.top = 0;

		}
		if (currentSpanElement != "") {					//No currentSpanElement if they haven't mousedOver any span element
			eItem = eval("document.all('" + currentSpanElement + "')");
			eItem.style.background = offCellColor;		//Ensure current span's color is changed back to "off" color
			eItem.style.color = offTextColor;		//Ensure current span's text color is changed back to "off" color
			menuArray = new Array();	
			currentSpanElement = "";		
		}
		if (selectCount > 0) {
			for (i=0;i<selectCount;i++) {
				select.item(i).style.visibility = "visible";
			}
			selectCount = 0;
			select = "";
		}
		if (appletCount > 0) {
			for (i=0;i<appletCount;i++) {
				applets.item(i).style.visibility = "visible";
			}
			appletCount = 0;
			applets = "";
		}
	}
	menuOn = false;								//Menus off, so set this to false


}
function changColor(thisItem){
  if(thisItem.style.background==onBackgroundColor){
	thisItem.style.background=offBackgroundColor;
	thisItem.style.color=offTitleColor;
  }else{
	thisItem.style.background=onBackgroundColor;
	thisItem.style.color=onTitleColor;
  }
}
//模块跳转接口
//如果有新的模块加入，修改下面的if判断
function gotoMenuUrl(datasource,href,url,target){
	//alert(datasource+"\n"+href+"\n"+url+"\n"+target)
	var f="";
	/*
	if(datasource=="article/main.asp"){
	  f="/article_list.asp"
	}else if(datasource=="articleOne/main.asp"){
	  f="/article_one.asp"
	}else if(datasource=="#nav"){
	  f="/websitenav.asp"
	}else if(datasource=="#photo"){
	  f="/photo_list.asp"
	}else if (datasource=="0"){
	  f=""
	}else{
	  f=""
	}
	*/

	if(datasource!=""&&datasource!="0"){
	  f=datasource;
	}
	if (href!=""){
	  f=href
	}
	if (f==""){
	  return;
	}
    if (target=="_self"){
	  document.location=f+url
	}else{
	  window.open(f+url)
	} 	
}

document.onclick = hideAllDivs;