function window.onload(){
    //如果没有展开的模块，则缺省展开第一个模块
    var firstDiv=null;
    var count=0;
    var divs=document.getElementsByTagName("div");
    for(var i=0;i<divs.length;i++){
        if((divs[i].className == 'submodule')&&(divs[i].parentElement)&&(divs[i].parentElement.parentElement)){
            var oTR=divs[i].parentElement.parentElement;
             if(firstDiv==null)
               firstDiv = oTR;
            if(oTR.style.display != 'none' )
                count++;
        }
    }
    if((count==0)&&(firstDiv!=null))
        firstDiv.style.display = "";
}
/**
 * 设置并高亮当前选中的超连接
 */
var currentSelected=null;
var currentMouseover=null;
function setFocus(oA){
    if(currentSelected!=null)
    currentSelected.className="";
    currentSelected=oA.parentElement.parentElement;
    currentSelected.className="treeSelected";
}
/**
 * 设置并高亮当前选中的超连接,自定义高亮样式oCss,在内容类别树占位符中使用
 */
function setFocusPortlet(oA,oCss){
    if(currentSelected!=null){
    currentSelected.className="";
    currentSelected.id="treeContentTD";
    }
    currentSelected=oA.parentElement.parentElement.parentElement;
    currentSelected.className=oCss;
    currentSelected.id="selectContentTD";
}

/**
 * 设置并高亮当前选中的超连接,自定义高亮样式oCss
 */
function mouseOver(oObject){
 if(currentMouseover!=null){
   if(currentSelected!=null){
      if(currentMouseover!=currentSelected){
        currentMouseover.id="treeContentTD";
      }
   }else{
      currentMouseover.id="treeContentTD";
   }
}
    currentMouseover=oObject.parentElement.parentElement;
    if(currentSelected!=null){
      if(currentSelected!=currentMouseover){
        currentMouseover.id="mouseOverContentTD";
      }
    }else{
      currentMouseover.id="mouseOverContentTD";
    }
}
function mouseOut(oObject){
currentMouseover=oObject.parentElement.parentElement;
if(currentSelected!=null){
    if(currentSelected!=currentMouseover){
      currentMouseover.id="treeContentTD";
    }
  }else{
    currentMouseover.id="treeContentTD";
  }
}