function ShowRank(e)
{
    if(e.className=="fweekhot1")
    {
        return;
    }
    else
    {
        //初始化排行状态 
        document.getElementById("Rank_News").style.display="none";
        document.getElementById("Rank_Favorite").style.display="none";
        document.getElementById("Rank_Joke").style.display="none";
        document.getElementById("Rank_News").style.display="none";
        document.getElementById("Rank_Favorite").style.display="none";
        document.getElementById("Rank_Joke").style.display="none";
        document.getElementById("div_Rank_Favorite").className ="fweekhot2 cmdzxdas";
        document.getElementById("div_Rank_News").className ="fweekhot2 cmdzxdas";
        document.getElementById("div_Rank_Joke").className ="fweekhot2 cmdzxdas";
        document.getElementById("Photo_Rank_Favorite").style.display="none";
        document.getElementById("Photo_Rank_News").style.display="none";
        document.getElementById("Photo_Rank_Joke").style.display="none";
        document.getElementById("a_Rank_Joke").className ="black14";
        document.getElementById("a_Rank_News").className ="black14";
        document.getElementById("a_Rank_Favorite").className ="black14"; 
        
        e.className ="fweekhot1";
        document.getElementById(e.id.replace("div_","")).style.display = "block";
        document.getElementById(e.id.replace("div_","Photo_")).style.display = "block";
        document.getElementById(e.id.replace("div_","a_")).className = "black14 fbloe";
     }
}