//--------------- 主导航条内容 ------------//
var mainLayer=new Array("首页","机构简介","重要文件","技术标准","预测预报","病虫防治","植物检疫","药剂药械","研究推广","森防论坛");//主导航栏目

//--------------- 次导航条内容 ------------//
//机构简介
var subLayer0=new Array("首页"); //导航栏目一下的次级栏目
var subLayerHttp0=new Array("./index.php");//主导航栏目一下的次级栏目连接地址

var subLayer1=new Array("省级森防站","市级森防站","县级森防站"); //导航栏目一下的次级栏目
var subLayerHttp1=new Array("./list.php?typeid=33","./list.php?typeid=10","./list.php?typeid=11");//主导航栏目一下的次级栏目连接地址

//法规文件
var subLayer2=new Array("重要文件");
var subLayerHttp2=new Array("./list.php?typeid=4");

//技术标准
var subLayer3=new Array("技术标准");
var subLayerHttp3=new 
Array("./list.php?typeid=5");

//预测预报
var subLayer4=new Array("预测预报办法","测报点","虫情信息");
var subLayerHttp4=new 
Array("./list.php?typeid=13","./list.php?typeid=14","./list.php?typeid=15");

//病虫防治
var subLayer5=new Array("工程治理","防治技术");
var subLayerHttp5=new 
Array("./list.php?typeid=7","./list.php?typeid=8");

//植物检疫
var subLayer6=new Array("检疫对象","检测技术");
var subLayerHttp6=new 
Array("./list.php?typeid=17","./list.php?typeid=18");

//药剂药械
var subLayer7=new Array("使用说明","药械试验","新品推广");
var subLayerHttp7=new 
Array("./list.php?typeid=20","./list.php?typeid=21","./list.php?typeid=22");

//研究推广
var subLayer8=new Array("技术成果","研究推广");
var subLayerHttp8=new 
Array("./list.php?typeid=24","./list.php?typeid=25");

//森防论谈
var subLayer9=new Array("森防论坛")
var subLayerHttp9=new Array("./bbs-login.php");



//--------------- 主导航条Table参数调整 ------------//
var mainTableTdWidth=60; //每个TD的宽度，调整主导航内容间距
var mainTableBorder=0; //调整主导航表格边框宽度
var mainTableCellspacing=0; //调整主导航表格Cellspacing
var mainTableCellpadding=0; //调整主导航表格Cellpadding
var mainTableBgcolor=""; //调整主导航表格背景色
var mainTableBordercolor=""; //调整主导航表格编框颜色
var mainTableBackgroundImg=""; //调整主导航表格背景图片url地址
var hrefClassName="Head" //调整url风格样式
var mainTableTdBgcolor=""; //调整主导航表格Td色

//--------------- 次导航条Table参数调整 ------------//
var subTableBorder=0; //调整次导航条表格边框宽度
var subTableCellspacing=0; //调整次导航条表格Cellspacing
var subTableCellpadding=1; //调整次导航条表格Cellpadding
var subTableBgcolor="#000000"; //调整次导航条表格背景色
var subTableBordercolor=""; //次导航条表格编框颜色
var subTableBackgroundImg=""; //次导航条表格背景图片url地址
var subTableTdBgcolor="#ffffff"; //调整次导航表格Td色
var sbuTabbleTop=13; //次导航表格上下微调
var sbuTabbleLeft=-1; //次导航表格左右微调

//--------------- 系统参数*请勿调整 ------------//
var layerMax=mainLayer.length+10;
var layerName="index";

//--------------- 生成下拉菜单 ------------//
function createMainLayer(){ 
document.write("<table border=0 cellspacing=0 cellpadding=0><tr><td><div id='wall' onmouseout=layervib('visible','"+layerMax+"') style='position:relative; left:0px; top:0px; width:100%; z-index:1' ><table width="+mainLayer.length*mainTableTdWidth+" border='"+mainTableBorder+"' cellspacing='"+mainTableCellpadding+"' cellpadding='"+mainTableCellpadding+"' bgcolor='"+mainTableBgcolor+"' bordercolor='"+mainTableBordercolor+"' background='"+mainTableBackgroundImg+"'><tr>");


for(i=0;i<mainLayer.length;i++){
  document.write("<td style='font-weight:bold' align='center' width='"+mainTableTdWidth+"' bgcolor='"+mainTableTdBgcolor+"'   class='"+hrefClassName+"' onmouseover=layervib('visible','"+i+"')><a href='#'>"+mainLayer[i]+"</a></td>");
}
document.write("</tr></table>");

for(j=0;j<mainLayer.length;j++){
createSubLayer(j);
}
document.write("</div></table></td></tr></table>");
}


//--------------- 生成每项下拉菜单内容 ------------//
function createSubLayer(num){
var subLayerName= layerName +num;
var subLayerLeft=(mainTableTdWidth*num)+mainTableCellpadding+mainTableBorder;
var subLayerList=eval("subLayer"+num);
var subLayerHttpList=eval("subLayerHttp"+num);
document.write("<div id='"+subLayerName+"' style='position:absolute; left:"+(subLayerLeft+sbuTabbleLeft)+"px; top:"+((mainTableBorder+mainTableCellspacing+mainTableCellpadding)*2+sbuTabbleTop)+"px; z-index:2; height: 24px; visibility: hidden' onmouseover=layervib('visible','"+num+"') onmouseout=layervib('visible','"+layerMax+"')>");
if(subLayerList.length!=0){
document.write("<table width='100px' border='"+subTableBorder+"' cellspacing='"+subTableCellpadding+"' cellpadding='"+subTableCellpadding+"' bgcolor='"+subTableBgcolor+"' bordercolor='"+subTableBordercolor+"' background='"+subTableBackgroundImg+"'") 
for(h=0;h<subLayerList.length;h++){ 

document.write("<tr><td bgcolor='"+subTableTdBgcolor+"' width='100%' class='link'>&nbsp;<a href='"+ subLayerHttpList [h]+"' class='link'>"+subLayerList[h]+"</a>&nbsp;</td></tr>");
}
document.write("</table>");
}
document.write("</div>"); 

}

//------------------------------次菜单显隐控制--------------------------//
function layervib(type,num){
var H=type;
var temp=(H='visible'?'hidden':'visible')
for(var i=0;i<mainLayer.length;i++){
var E=eval('document.all.index'+i+'.style');
var H=eval(i);
if(i==num){E.visibility=type}else{E.visibility=temp};
}
}