一个简单的javascript菜单(3)

pad.style.display="none";
   for(var i=1;i<len;i++){
var Row=pad.insertRow(i-1);
menu.addMenuPadItem(ary[i],Row);
   }
   menu.pads[index]=pad;
  }

//各子菜单按钮
  this.addMenuPadItem=function(ary,Row){
var Cell=Row.insertCell(0);
if(ary[0]!="--"){
  Cell.innerText=ary[0];
  if(ary){  //有效状态;
   Cell.className=id+"_padItem";
   Cell.onmouseover=function(){
Cell.className=id+"_padItemHover";
window.status=ary;
   }
   Cell.onmouseout=function(){
Cell.className=id+"_padItem";
window.status="";
   }
   Cell.onmousedown=function(){ Cell.className=id+"_padItemDown"; }
   Cell.onmouseup=function(){
Cell.className=id+"_padItemHover";
menu.hideMenu();
menu.execute(ary);
   }
  }
  else{  //按钮无效;
   Cell.className=id+"_padItemFalse";
   Cell.onmouseover=function(){
Cell.className=id+"_padItemFalseHover";
window.status=ary;
   }
   Cell.onmouseout=function(){
Cell.className=id+"_padItemFalse";
window.status="";
   }
  }
}
else{
  var hr=menu.crtElement("hr",Cell);
  hr.className=id+"_hr";
}
Cell.onclick=function(){
  event.cancelBubble=true;
}
  }