//复制到粘贴板
function copyToClipboard(txt) {   
      if(window.clipboardData) {   
              window.clipboardData.clearData();   
              window.clipboardData.setData("Text", txt);
            alert("复制成功");   
      } else if(navigator.userAgent.indexOf("Opera") != -1) {   
           window.location = txt;   
      } else if (window.netscape) {   
           try {   
                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");   
           } catch (e) {   
                alert("如果您正在使用FireFox！\n请在浏览器地址栏输入'about:config'并回车\n然后将'signed.applets.codebase_principal_support'设置为'true'");   
           }   
           var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);   
           if (!clip)   
                return;   
           var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);   
           if (!trans)   
                return;   
           trans.addDataFlavor('text/unicode');   
           var str = new Object();   
           var len = new Object();   
           var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);   
           var copytext = txt;   
           str.data = copytext;   
           trans.setTransferData("text/unicode",str,copytext.length*2);   
           var clipid = Components.interfaces.nsIClipboard;   
           if (!clip)   
                return false;   
           clip.setData(trans,null,clipid.kGlobalClipboard);   
           alert("复制成功！")   
      }   
} 


/*添加收藏*/
 function AddFavorite(sURL, sTitle)
     {
         try
         {
             window.external.addFavorite(sURL, sTitle);
         }
         catch (e)
         {
             try
             {
                 window.sidebar.addPanel(sTitle, sURL, "");
             }
             catch (e)
             {
                 alert("加入收藏失败，请使用Ctrl+D进行添加");
             }
         }
     }
 
/*设置主页*/   
function setHomepage(pageURL) { 
    if (document.all) { 
        document.body.style.behavior='url(#default#homepage)'; 
        document.body.setHomePage(pageURL); 
    } 
    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',pageURL); 
    } 
}

function SetHome(obj,vrl)
{
    try
    {
            obj.style.behavior='url(#default#homepage)';obj.setHomePage(vrl);
    }
    catch(e){
            if(window.netscape) {
                    try {
                            netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
                    } 
                    catch (e) { 
                            alert("此操作被浏览器拒绝！\n请在浏览器地址栏输入“about:config”并回车\n然后将[signed.applets.codebase_principal_support]设置为'true'"); 
                    }
                    var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
                    prefs.setCharPref('browser.startup.homepage',vrl);
             }
    }
}

function setTab(name,cursel,n){
 for(i=1;i<=n;i++){
  var menu=document.getElementById(name+i);
  var con=document.getElementById("con_"+name+"_"+i);
  menu.className=i==cursel?"viewstatu":"";
  con.style.display=i==cursel?"block":"none";
 }
}