function showtab(this_tab,div_name,total_tab) {
	for (var i=1; i<=total_tab; i++) {
		var this_btn_name = div_name + "_btn" + i;
		var this_sub_name = div_name + "_sub" + i;
		if (i == this_tab) {
			document.getElementById(this_sub_name).style.display="block" ;
			document.getElementById(this_btn_name).className="selected" ;
		} else {
			document.getElementById(this_sub_name).style.display="none" ;
			document.getElementById(this_btn_name).className="" ;
		}
	}
}
function addFav()
{
    if (document.all)
       {
         window.external.addFavorite('http://www.abada.cn','★小说下载网 - 阿巴达TXT★');
       }
      else if (window.sidebar)
      {
          window.sidebar.addPanel('☆小说下载网 - 阿巴达TXT☆', 'http://www.abada.cn', "★小说下载网 - 阿巴达TXT★");
    }
}

function setHome()
{
if (document.all)
    {
        document.body.style.behavior='url(#default#homepage)';
       document.body.setHomePage('http://www.abada.cn');

    }
    else if (window.sidebar)
    {
    if(window.netscape)
    {
         try
   { 
            netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
         } 
         catch (e) 
         { 
   alert( "该操作被浏览器拒绝，如果想启用该功能，请在地址栏内输入 about:config,然后将项 signed.applets.codebase_principal_support 值该为true" ); 
         }
    } 
    var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components. interfaces.nsIPrefBranch);
    prefs.setCharPref('browser.startup.homepage','http://www.abada.cn');
}
}