//以下是新式菜单
var cssdropdown={
disappeardelay: 250, //set delay in miliseconds before menu disappears onmouseout
dropdownindicator: '', //specify full HTML to add to end of each menu item with a drop down menu
enablereveal: [true, 5], //enable swipe effect? [true/false, steps (Number of animation steps. Integer between 1-20. Smaller=faster)]
enableiframeshim: 1, //enable "iframe shim" in IE5.5 to IE7? (1=yes, 0=no)

//var cssdropdown={
//disappeardelay: 250, //set delay in miliseconds before menu disappears onmouseout
//dropdownindicator: '<img src="down.gif" border="0" />', //specify full HTML to add to end of each menu item with a drop down menu
//enablereveal: [true, 5], //enable swipe effect? [true/false, steps (Number of animation steps. Integer between 1-20. Smaller=faster)]
//enableiframeshim: 1, //enable "iframe shim" in IE5.5 to IE7? (1=yes, 0=no)

//No need to edit beyond here////////////////////////

dropmenuobj: null, asscmenuitem: null, domsupport: document.all || document.getElementById, standardbody: null, iframeshimadded: false, revealtimers: {},

getposOffset:function(what, offsettype){
	var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
	var parentEl=what.offsetParent;
	while (parentEl!=null){
		totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
		parentEl=parentEl.offsetParent;
	}
	return totaloffset;
},

css:function(el, targetclass, action){
	var needle=new RegExp("(^|\\s+)"+targetclass+"($|\\s+)", "ig")
	if (action=="check")
		return needle.test(el.className)
	else if (action=="remove")
		el.className=el.className.replace(needle, "")
	else if (action=="add" && !needle.test(el.className))
		el.className+=" "+targetclass
},

showmenu:function(dropmenu, e){
	if (this.enablereveal[0]){
		if (!dropmenu._trueheight || dropmenu._trueheight<10)
			dropmenu._trueheight=dropmenu.offsetHeight
		clearTimeout(this.revealtimers[dropmenu.id])
		dropmenu.style.height=dropmenu._curheight=0
		dropmenu.style.overflow="hidden"
		dropmenu.style.visibility="visible"
		this.revealtimers[dropmenu.id]=setInterval(function(){cssdropdown.revealmenu(dropmenu)}, 10)
	}
	else{
		dropmenu.style.visibility="visible"
	}
	this.css(this.asscmenuitem, "selected", "add")
},

revealmenu:function(dropmenu, dir){
	var curH=dropmenu._curheight, maxH=dropmenu._trueheight, steps=this.enablereveal[1]
	if (curH<maxH){
		var newH=Math.min(curH, maxH)
		dropmenu.style.height=newH+"px"
		dropmenu._curheight= newH + Math.round((maxH-newH)/steps) + 1
	}
	else{ //if done revealing menu
		dropmenu.style.height="auto"
		dropmenu.style.overflow="hidden"
		clearInterval(this.revealtimers[dropmenu.id])
	}
},

clearbrowseredge:function(obj, whichedge){
	var edgeoffset=0
	if (whichedge=="rightedge"){
		var windowedge=document.all && !window.opera? this.standardbody.scrollLeft+this.standardbody.clientWidth-15 : window.pageXOffset+window.innerWidth-15
		var dropmenuW=this.dropmenuobj.offsetWidth
		if (windowedge-this.dropmenuobj.x < dropmenuW)  //move menu to the left?
			edgeoffset=dropmenuW-obj.offsetWidth
	}
	else{
		var topedge=document.all && !window.opera? this.standardbody.scrollTop : window.pageYOffset
		var windowedge=document.all && !window.opera? this.standardbody.scrollTop+this.standardbody.clientHeight-15 : window.pageYOffset+window.innerHeight-18
		var dropmenuH=this.dropmenuobj._trueheight
		if (windowedge-this.dropmenuobj.y < dropmenuH){ //move up?
			edgeoffset=dropmenuH+obj.offsetHeight
			if ((this.dropmenuobj.y-topedge)<dropmenuH) //up no good either?
				edgeoffset=this.dropmenuobj.y+obj.offsetHeight-topedge
		}
	}
	return edgeoffset
},

dropit:function(obj, e, dropmenuID){
	if (this.dropmenuobj!=null) //hide previous menu
		this.hidemenu() //hide menu
	this.clearhidemenu()
	this.dropmenuobj=document.getElementById(dropmenuID) //reference drop down menu
	this.asscmenuitem=obj //reference associated menu item
	this.showmenu(this.dropmenuobj, e)
	this.dropmenuobj.x=this.getposOffset(obj, "left")
	this.dropmenuobj.y=this.getposOffset(obj, "top")
	this.dropmenuobj.style.left=this.dropmenuobj.x-this.clearbrowseredge(obj, "rightedge")+"px"
	this.dropmenuobj.style.top=this.dropmenuobj.y-this.clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+1+"px"
	this.positionshim() //call iframe shim function
},

positionshim:function(){ //display iframe shim function
	if (this.iframeshimadded){
		if (this.dropmenuobj.style.visibility=="visible"){
			this.shimobject.style.width=this.dropmenuobj.offsetWidth+"px"
			this.shimobject.style.height=this.dropmenuobj._trueheight+"px"
			this.shimobject.style.left=parseInt(this.dropmenuobj.style.left)+"px"
			this.shimobject.style.top=parseInt(this.dropmenuobj.style.top)+"px"
			this.shimobject.style.display="block"
		}
	}
},

hideshim:function(){
	if (this.iframeshimadded)
		this.shimobject.style.display='none'
},

isContained:function(m, e){
	var e=window.event || e
	var c=e.relatedTarget || ((e.type=="mouseover")? e.fromElement : e.toElement)
	while (c && c!=m)try {c=c.parentNode} catch(e){c=m}
	if (c==m)
		return true
	else
		return false
},

dynamichide:function(m, e){
	if (!this.isContained(m, e)){
		this.delayhidemenu()
	}
},

delayhidemenu:function(){
	this.delayhide=setTimeout("cssdropdown.hidemenu()", this.disappeardelay) //hide menu
},

hidemenu:function(){
	this.css(this.asscmenuitem, "selected", "remove")
	this.dropmenuobj.style.visibility='hidden'
	this.dropmenuobj.style.left=this.dropmenuobj.style.top="-1000px"
	this.hideshim()
},

clearhidemenu:function(){
	if (this.delayhide!="undefined")
		clearTimeout(this.delayhide)
},

addEvent:function(target, functionref, tasktype){
	if (target.addEventListener)
		target.addEventListener(tasktype, functionref, false);
	else if (target.attachEvent)
		target.attachEvent('on'+tasktype, function(){return functionref.call(target, window.event)});
},

startchrome:function(){
	if (!this.domsupport)
		return
	this.standardbody=(document.compatMode=="CSS1Compat")? document.documentElement : document.body
	for (var ids=0; ids<arguments.length; ids++){
		var menuitems=document.getElementById(arguments[ids]).getElementsByTagName("a")
		for (var i=0; i<menuitems.length; i++){
			if (menuitems[i].getAttribute("rel")){
				var relvalue=menuitems[i].getAttribute("rel")
				var asscdropdownmenu=document.getElementById(relvalue)
				this.addEvent(asscdropdownmenu, function(){cssdropdown.clearhidemenu()}, "mouseover")
				this.addEvent(asscdropdownmenu, function(e){cssdropdown.dynamichide(this, e)}, "mouseout")
				this.addEvent(asscdropdownmenu, function(){cssdropdown.delayhidemenu()}, "click")
				try{
					menuitems[i].innerHTML=menuitems[i].innerHTML+" "+this.dropdownindicator
				}catch(e){}
				this.addEvent(menuitems[i], function(e){ //show drop down menu when main menu items are mouse over-ed
					if (!cssdropdown.isContained(this, e)){
						var evtobj=window.event || e
						cssdropdown.dropit(this, evtobj, this.getAttribute("rel"))
					}
				}, "mouseover")
				this.addEvent(menuitems[i], function(e){cssdropdown.dynamichide(this, e)}, "mouseout") //hide drop down menu when main menu items are mouse out
				this.addEvent(menuitems[i], function(){cssdropdown.delayhidemenu()}, "click") //hide drop down menu when main menu items are clicked on
			}
		} //end inner for
	} //end outer for
	if (this.enableiframeshim && document.all && !window.XDomainRequest && !this.iframeshimadded){ //enable iframe shim in IE5.5 thru IE7?
		document.write('<IFRAME id="iframeshim" src="about:blank" frameBorder="0" scrolling="no" style="left:0; top:0; position:absolute; display:none;z-index:90; background: transparent;"></IFRAME>')
		this.shimobject=document.getElementById("iframeshim") //reference iframe object
		this.shimobject.style.filter='progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)'
		this.iframeshimadded=true
	}
} //end startchrome

}

/**********************************************************/
/*根菜单*/
var hostUrl = "http://"+window.location.host+"/";
document.write("<link href=\"" + hostUrl + "style/chromestyle.css\" rel=\"stylesheet\" type=\"text/css\" />");

var rootitem = new Array();
var rootitemurl = new Array();

rootitem[0] = "首页";
rootitemurl[0] = hostUrl + "index.php";

rootitem[1] = "公司介绍";
rootitemurl[1] = hostUrl + "Binfo.php?id=2";

rootitem[2] = "行业标准";
rootitemurl[2] =  hostUrl + "binfo2.php";

rootitem[3] = "新闻中心";
rootitemurl[3] = hostUrl + "list.php?cid=1";

rootitem[4] = "产品展示";
rootitemurl[4] = hostUrl + "PrdList.php?cid=22";

rootitem[5] = "联系我们";
rootitemurl[5] = hostUrl + "BInfo3.php";

rootitem[6] = "留言咨询";
rootitemurl[6] = hostUrl + "GuestBook.php";

rootitem[7] = "收藏本站";
rootitemurl[7] = "javascript:window.external.addFavorite('http://www.icic520.com','深圳市东升电子科技有限公司<br>北京思旺电子技术有限公司深圳办事处');";

/**********************************************************/
/*
显示根菜单
*/
document.write("<table width=\"955\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\"><tr><td align=\"left\">");
document.write("<div class=\"chromestyle\" id=\"chromemenu\">");
document.write("<ul>");
for(var mencnt = 0; mencnt < rootitem.length; mencnt++)
{
    document.write("<li>");
    document.write("<a href=\"" + rootitemurl[mencnt] + "\" rel=\"dropmenu" + (mencnt+1) + "\">" + rootitem[mencnt] +"</a>");
    document.write("</li>");
}
document.write("</ul>");
document.write("</div>");
document.write("</td></tr></table>");

/*首页*/
document.write("<div id=\"dropmenu1\" class=\"dropmenudiv\" style=\"display:none;\">");
document.write("</div>");

/*公司介绍*/
document.write("<div id=\"dropmenu2\" class=\"dropmenudiv\">");
document.write("<a href=\"" +hostUrl+"Binfo.php?id=2\"" + ">公司简介</a>");
document.write("<a href=\"" +hostUrl+"binfo2.php\"" + ">公司荣誉</a>");
document.write("<a href=\"" +hostUrl + "binfo3.php\">联系我们</a>");
document.write("</div>");

/*行业标准*/
document.write("<div id=\"dropmenu3\" class=\"dropmenudiv\">");
document.write("<a href=\"" +hostUrl+"List.php?cid=27\"" + ">行业标准1</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=28\"" + ">行业标准2</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=29\"" + ">行业标准3</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=30\"" + ">行业标准4</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=31\"" + ">行业标准5</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=32\"" + ">行业标准6</a>");
document.write("</div>");

/*新闻中心*/
document.write("<div id=\"dropmenu4\" class=\"dropmenudiv\">");
document.write("<a href=\"" +hostUrl+"List.php?cid=2\"" + ">公司要闻</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=3\"" + ">公司公告</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=4\"" + ">公司新闻</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=5\"" + ">图片新闻</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=6\"" + ">行业信息</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=7\"" + ">市场信息</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=8\"" + ">行业新闻</a>");
document.write("<a href=\"" +hostUrl+"List.php?cid=9\"" + ">媒体报道</a>");
document.write("</div>");

/*产品展示*/
document.write("<div id=\"dropmenu5\" class=\"dropmenudiv\" style=\"display:none;\">");
document.write("</div>");

/*联系我们*/
document.write("<div id=\"dropmenu6\" class=\"dropmenudiv\" style=\"display:none;\">");
document.write("</div>");

/*留言咨询*/
document.write("<div id=\"dropmenu7\" class=\"dropmenudiv\" style=\"display:none;\">");
document.write("</div>");

/*收藏本站*/
document.write("<div id=\"dropmenu8\" class=\"dropmenudiv\" style=\"display:none;\">");
document.write("</div>");
/**********************************************************/
/*初始化*/
cssdropdown.startchrome("chromemenu")