function showTr(ctrlObj, index , count)
{
    var cnt=count+1;
    for (i=1;i<cnt;i++)
    {
        var ctrlName = ctrlObj.id.substring(0, ctrlObj.id.indexOf("tbList"));
        var objtd;
        if (i==index)
        {
            objtd = document.getElementById(ctrlName + "TabPage" + index);
            objtd.className = "case_menu_over";
            document.getElementById(ctrlName + "TabItem" + index).style.display = "";
        }
        else
        {
        
            objtd = document.getElementById(ctrlName + "TabPage" + i);
            objtd.className = "case_menu";
            document.getElementById(ctrlName + "TabItem" + i).style.display = "none";
        }
    }
}