html横向导航二级菜单代码,横向二级导航菜单

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var num=5;

function getObj(objName){return(document.getElementById(objName));}

function tag(id){

getObj("searconrow2").innerHTML=getObj("produce"+id).innerHTML;

for(var i=1;i<=num;i++){

if(i==id) {

getObj("changebox"+i).className="search1";

}

else{

if(i==3 || i==(id-1)){

getObj("changebox"+i).className="search3";}

else{

getObj("changebox"+i).className="search2";}

}

}

}

function loadme(){

getObj("searconrow2").innerHTML=getObj("produce1").innerHTML;

}

#twopage{width:779px; height:62px; margin:0px auto; background-image:url(bannerbg.gif); overflow:hidden}

<