//--------------- 主导航条内容 ------------//
var mainLayer=new Array("Automation News","Products","Suppliers","Resources","About Us","Advertise with us");//主导航栏目

//--------------- 次导航条内容 ------------//
//var subLayer0=new Array(""); //导航栏目一下的次级栏目
//var subLayerHttp0=new Array("/ca800_en/news/news.asp","/ca800_en/news/exhibitionNews.asp");//主导航栏目一下的次级栏目连接地址
var subLayer0=new Array("News By Month","Exhibition Report","Exhibition Forcast"); //导航栏目一下的次级栏目
var subLayerHttp0=new Array("/news/news.asp","/news/exhibitionNews.asp?cate=2","/news/exhibitionNews.asp?cate=3");//主导航栏目一下的次级栏目连接地址
var subLayer1=new Array("Featured Products","Products By Category");//导航栏目二的次级栏目
var subLayerHttp1=new Array("/product/list.asp?recommend=1","/product/products.asp");
var subLayer2=new Array("Suppliers By Category","System Integrators","Distributors"); //导航栏目一下的次级栏目
var subLayerHttp2=new Array("/suppiers/Category.asp","/suppiers/Integrators.asp","/suppiers/Distributors.asp");
var subLayer3=new Array("Article","Download","Magazine","E-newsletters");//导航栏目二的次级栏目
var subLayerHttp3=new Array("/resource/Article.asp","/resource/download.asp","/resource/magazine.asp","#");
var subLayer4=new Array("About Us","Our businesses","Our Clients"); //导航栏目一下的次级栏目
var subLayerHttp4=new Array("/About.asp","/businesses.asp","/Clients.asp");
var subLayer5=new Array("Ad Service","Contact");//导航栏目二的次级栏目
var subLayerHttp5=new Array("/ad.asp","/contact.asp");
//--------------- 主导航条Table参数调整 ------------//
//var mainTableTdWidth=110; //每个TD的宽度，调整主导航内容间距
var mainTableTdWidth=new Array("0","115","80","78","80","72","120")
var mainhttpurl=new Array("/news/news.asp","/product/products.asp","/suppiers/Category.asp","/resource/Resources.asp","/About.asp","/ad.asp")//主导航链接
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=1; //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="top" //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="#666666"; //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="#EFF0FE"; //调整次导航表格Td色
var sbuTabbleTop=18; //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='545' border='"+mainTableBorder+"' cellspacing='"+mainTableCellpadding+"' cellpadding='"+mainTableCellpadding+"' bgcolor='"+mainTableBgcolor+"' bordercolor='"+mainTableBordercolor+"' background='"+mainTableBackgroundImg+"'><tr>");
for(i=0;i<mainLayer.length;i++){
document.write("<td width='"+mainTableTdWidth[i+1]+"' bgcolor='"+mainTableTdBgcolor+"' class='"+hrefClassName+"' onmouseover=layervib('visible','"+i+"') height='20' align='center'>&nbsp;<a href='"+ mainhttpurl[i]+"' class='top'><b><font color='#FFFFFF'>"+mainLayer[i]+"</font></b></a></td>");
}
document.write("</tr></table>");
var subwidth=0;
for(j=0;j<mainLayer.length;j++){
subwidth=eval(subwidth)+eval(mainTableTdWidth[j])
createSubLayer(j,subwidth);
}
document.write("</div></table></td></tr></table>");
}


//--------------- 生成每项下拉菜单内容 ------------//
function createSubLayer(num,subwidth){
var subLayerName= layerName +num;
var subLayerLeft=(subwidth)+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: 50px; visibility: hidden' onmouseover=layervib('visible','"+num+"') onmouseout=layervib('visible','"+layerMax+"')>");
if(subLayerList.length!=0){
document.write("<table width=113 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' height='20' valign='center'>&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};
}
}