// JavaScript Document
function killerrors() { 
return true; 
} 
window.onerror = killerrors; 

function $(id) { return document.getElementById(id); }

function addLoadEvent(func){
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function(){
			oldonload();
			func();
		}
	}
}

function moveElement(elementID,final_x,final_y,interval) {
  if (!document.getElementById) return false;
  if (!document.getElementById(elementID)) return false;
  var elem = document.getElementById(elementID);
  if (elem.movement) {
    clearTimeout(elem.movement);
  }
  if (!elem.style.left) {
    elem.style.left = "0px";
  }
  if (!elem.style.top) {
    elem.style.top = "0px";
  }
  var xpos = parseInt(elem.style.left);
  var ypos = parseInt(elem.style.top);
  if (xpos == final_x && ypos == final_y) {
		return true;
  }
  if (xpos < final_x) {
    var dist = Math.ceil((final_x - xpos)/10);
    xpos = xpos + dist;
  }
  if (xpos > final_x) {
    var dist = Math.ceil((xpos - final_x)/10);
    xpos = xpos - dist;
  }
  if (ypos < final_y) {
    var dist = Math.ceil((final_y - ypos)/10);
    ypos = ypos + dist;
  }
  if (ypos > final_y) {
    var dist = Math.ceil((ypos - final_y)/10);
    ypos = ypos - dist;
  }
  elem.style.left = xpos + "px";
  elem.style.top = ypos + "px";
  var repeat = "moveElement('"+elementID+"',"+final_x+","+final_y+","+interval+")";
  elem.movement = setTimeout(repeat,interval);
}

function classNormal(lunboBtnID,lunboTxID){
	var lunboBtns= $(lunboBtnID).getElementsByTagName('li');
	var lunboTxs = $(lunboTxID).getElementsByTagName('li');
	for(var i=0; i<lunboBtns.length; i++) {
		lunboBtns[i].className='normal';
		lunboTxs[i].className='normal';
	}
}

function classCurrent(lunboBtnID,lunboTxID,n){
	var lunboBtns= $(lunboBtnID).getElementsByTagName('li');
	var lunboTxs = $(lunboTxID).getElementsByTagName('li');
	lunboBtns[n].className='current';
	lunboTxs[n].className='current';
}

function lunboChange() {
	if(!$('lunbo')) return false;
	$('lunbo').onmouseover = function(){atuokey = true};
	$('lunbo').onmouseout = function(){atuokey = false};
	var lunboBtns = $('lunbo_btn').getElementsByTagName('li');
	var listLength = lunboBtns.length;
	lunboBtns[0].onmouseover = function() {
		moveElement('lunbo_list',0,0,5);
		classNormal('lunbo_btn','lunbo_tx');
		classCurrent('lunbo_btn','lunbo_tx',0);
	}
	if (listLength>=2) {
		lunboBtns[1].onmouseover = function() {
			moveElement('lunbo_list',0,-319,5);
			classNormal('lunbo_btn','lunbo_tx');
			classCurrent('lunbo_btn','lunbo_tx',1);
		}
	}
	if (listLength>=3) {
		lunboBtns[2].onmouseover = function() {
			moveElement('lunbo_list',0,-638,5);
			classNormal('lunbo_btn','lunbo_tx');
			classCurrent('lunbo_btn','lunbo_tx',2);
		}
	}
	if (listLength>=4) {
		lunboBtns[3].onmouseover = function() {
			moveElement('lunbo_list',0,-957,5);
			classNormal('lunbo_btn','lunbo_tx');
			classCurrent('lunbo_btn','lunbo_tx',3);
		}
	}
}

setInterval('autolunbo()',5000);
var atuokey = false;
function autolunbo() {
	if(!$('lunbo')) return false;
	if(atuokey) return false;
	var focusBtnList = $('lunbo_btn').getElementsByTagName('li');
	var listLength = focusBtnList.length;
	for(var i=0; i<listLength; i++) {
		if (focusBtnList[i].className == 'current') var currentNum = i;
	}
	if (currentNum==0&&listLength!=1 ){
		moveElement('lunbo_list',0,-319,5);
		classNormal('lunbo_btn','lunbo_tx');
		classCurrent('lunbo_btn','lunbo_tx',1);
	}
	if (currentNum==1&&listLength!=2 ){
		moveElement('lunbo_list',0,-638,5);
		classNormal('lunbo_btn','lunbo_tx');
		classCurrent('lunbo_btn','lunbo_tx',2);
	}
	if (currentNum==2&&listLength!=3 ){
		moveElement('lunbo_list',0,-957,5);
		classNormal('lunbo_btn','lunbo_tx');
		classCurrent('lunbo_btn','lunbo_tx',3);
	}
	if (currentNum==3 ){
		moveElement('lunbo_list',0,0,5);
		classNormal('lunbo_btn','lunbo_tx');
		classCurrent('lunbo_btn','lunbo_tx',0);
	}
	if (currentNum==1&&listLength==2 ){
		moveElement('lunbo_list',0,0,5);
		classNormal('lunbo_btn','lunbo_tx');
		classCurrent('lunbo_btn','lunbo_tx',0);
	}
	if (currentNum==2&&listLength==3 ){
		moveElement('lunbo_list',0,0,5);
		classNormal('lunbo_btn','lunbo_tx');
		classCurrent('lunbo_btn','lunbo_tx',0);
	}
}
addLoadEvent(lunboChange);

stuHover = function() {
var cssRule;
var newSelector;
for (var i = 0; i < document.styleSheets.length; i++)
   for (var x = 0; x < document.styleSheets[i].rules.length ; x++)
    {
    cssRule = document.styleSheets[i].rules[x];
    if (cssRule.selectorText.indexOf("LI:hover") != -1)
    {
     newSelector = cssRule.selectorText.replace(/LI:hover/gi, "LI.iehover");
     document.styleSheets[i].addRule(newSelector , cssRule.style.cssText);
    }
   }
var getElm = document.getElementById("nav").getElementsByTagName("LI");
for (var i=0; i<getElm.length; i++) {
   getElm[i].onmouseover=function() {
    this.className+=" iehover";
   }
   getElm[i].onmouseout=function() {
    this.className=this.className.replace(new RegExp(" iehover\\b"), "");
   }
}
}
if (window.attachEvent) window.attachEvent("onload", stuHover);

function tabit(btn){
	var idname = new String(btn.id);
	var s = idname.indexOf("_");
	var e = idname.lastIndexOf("_")+1;
	var tabName = idname.substr(0, s);
	var id = parseInt(idname.substr(e, 1));
	var tabNumber = btn.parentNode.childNodes.length;
	for(i=0;i<tabNumber;i++){
			//document.getElementById(tabName+"_div_"+i).style.display = "none";
			document.getElementById(tabName+"_btn_"+i).className = "";
		};
		//document.getElementById(tabName+"_div_"+id).style.display = "block";
		btn.className = "curr";
};

function etabit(btn){
	var idname = new String(btn.id);
	var s = idname.indexOf("_");
	var e = idname.lastIndexOf("_")+1;
	var tabName = idname.substr(0, s);
	var id = parseInt(idname.substr(e, 1));
	var tabNumber = btn.parentNode.childNodes.length;
	for(i=0;i<tabNumber;i++){
			document.getElementById(tabName+"_div_"+i).style.display = "none";
			document.getElementById(tabName+"_btn_"+i).className = "";
		};
		document.getElementById(tabName+"_div_"+id).style.display = "block";
		btn.className = "curr";
};