var message;
var str = "<tr><td height=35><input type=checkbox name=anonymous value=1> 匿名&nbsp;&nbsp;用户: <input name=username type=text size=12>&nbsp;密码: <input name=passwd type=password size=12>&nbsp;&nbsp;<a href=/register.jsp><font color=#FF0000>还没注册?</font></a>(注:评论需审核才能显示!)</td></tr> ";
message = location.search;
if ( message.indexOf("loginfailure")!=-1){
  //  str = str.replace(/<!.+?>/,"<font color=red>登陆失败,用户名或密码不对！</font>");
    alert("登陆失败,用户名或密码不对！");
}

function Uimage() {
var c_image    = "请输入图片网址";
var FoundErrors = '';
var enterURL   = prompt(c_image, "http://");
if (!enterURL) {
FoundErrors += "\n" + c_image;
}
//if (FoundErrors) {
//alert("错误！"+FoundErrors);
//return;
//}
var ToAdd = "[IMG]"+enterURL+"[/IMG]";
document.form.content.value+=ToAdd;
document.form.content.focus();
}

function InsertURL() {
var c_image    = "请输入网址";
var FoundErrors = '';
var enterURL   = prompt(c_image, "http://");
if (!enterURL) {
FoundErrors += "\n" + c_image;
}
//if (FoundErrors) {
//alert("错误！"+FoundErrors);
//return;
//}
// var ToAdd = "[URL]"+enterURL+"[/URL]";
 if (document.selection && document.selection.type == "Text"){
   var range = document.selection.createRange();
   range.text = "[URL="+enterURL+"/]" + range.text + "[/URL]";
 }
}

function FormatText(command){
   if (document.selection && document.selection.type == "Text"){
        var range = document.selection.createRange();
        range.text = "["+command+"]" + range.text + "[/"+command+"]";
    }
}
document.write (str);