var Bold  = 0;
var Italic = 0;
var Underline = 0;
var Center = 0;
var Marquee = 0;
var Fly = 0;
var fanzi=0;
var text_enter_url      = "请输入要链接的网址:";
var text_enter_txt      = "请输入链接文字:";
var text_enter_email    = "请输入邮件地址:";
var error_no_url        = "请输入输入网址!";
var error_no_txt        = "请输入链接文字!";
var error_no_title      = "请输入首页标题!";
var error_no_email      = "请输入邮件地址!";
var error_no_gset       = "请输入正确的格式!";
var error_no_gtxt       = "请输入文字!";
var text_enter_guang1   = "文字的长度、颜色和边界大小:";
var text_enter_guang2   = "要产生效果的文字:";

function commentWrite(NewCode) {
document.frmAnnounce.usercontent.value+=NewCode;
document.frmAnnounce.usercontent.focus();
return;
}
function AddText(text) {
if (document.frmAnnounce.usercontent.createTextRange && document.frmAnnounce.usercontent.caretPos) {
var caretPos = document.frmAnnounce.usercontent.caretPos;
caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ?
text + ' ' : text;
}
else document.frmAnnounce.usercontent.value += text;
document.frmAnnounce.usercontent.focus(caretPos);
}
function inputs(str)
{
AddText(str);
}

function Curl() {
var FoundErrors = '';
var enterURL   = prompt(text_enter_url, "http://");
var enterTxT   = prompt(text_enter_txt, enterURL);
if (!enterURL)    {
FoundErrors += "\n" + error_no_url;
}
if (!enterTxT)    {
FoundErrors += "\n" + error_no_txt;
}
if (FoundErrors)  {
alert("错误!"+FoundErrors);
return;
}
var ToAdd = "[URL="+enterURL+"]"+enterTxT+"[/URL]";
document.frmAnnounce.usercontent.value+=ToAdd;
document.frmAnnounce.usercontent.focus();
}
function Cemail() {
var emailAddress = prompt(text_enter_email,"");
if (!emailAddress) { alert(error_no_email); return; }
var ToAdd = "[EMAIL]"+emailAddress+"[/EMAIL]";
commentWrite(ToAdd);
}

function Cbold() {
fontbegin="[B]";
fontend="[/B]";
fontchuli();
}
function Citalic() {
fontbegin="[I]";
fontend="[/I]";
fontchuli();
}
function Cunder() {
fontbegin="[U]";
fontend="[/U]";
fontchuli();
}
function Ccenter() {
fontbegin="[center]";
fontend="[/center]";
fontchuli();
}


function light() {
fontbegin="[light]";
fontend="[/light]";
fontchuli();
}
function move() {
fontbegin="[move]";
fontend="[/move]";
fontchuli();
}
function fly() {
fontbegin="[fly]";
fontend="[/fly]";
fontchuli();
}


function showsize(size){
fontbegin="[size="+size+"]";
fontend="[/size]";
fontchuli();
}

function showfont(font){
fontbegin="[face="+font+"]";
fontend="[/face]";
fontchuli();
}

function showcolor(color){
fontbegin="[color="+color+"]";
fontend="[/color]";
fontchuli();
}

function fontchuli(){
if ((document.selection)&&(document.selection.type == "Text")) {
var range = document.selection.createRange();
var ch_text=range.text;
range.text = fontbegin + ch_text + fontend;
}
else {
document.frmAnnounce.usercontent.value=fontbegin+document.frmAnnounce.usercontent.value+fontend;
document.frmAnnounce.usercontent.focus();
}
}

function Cguang() {
var FoundErrors = '';
var enterSET   = prompt(text_enter_guang1, "255,red,2");
var enterTxT   = prompt(text_enter_guang2, "文字");
if (!enterSET)    {
FoundErrors += "\n" + error_no_gset;
}
if (!enterTxT)    {
FoundErrors += "\n" + error_no_gtxt;
}
if (FoundErrors)  {
alert("错误!"+FoundErrors);
return;
}
var ToAdd = "[glow="+enterSET+"]"+enterTxT+"[/glow]";
document.frmAnnounce.usercontent.value+=ToAdd;
document.frmAnnounce.usercontent.focus();
}

function Cying() {
var FoundErrors = '';
var enterSET   = prompt(text_enter_guang1, "255,blue,1");
var enterTxT   = prompt(text_enter_guang2, "文字");
if (!enterSET)    {
FoundErrors += "\n" + error_no_gset;
}
if (!enterTxT)    {
FoundErrors += "\n" + error_no_gtxt;
}
if (FoundErrors)  {
alert("错误!"+FoundErrors);
return;
}
var ToAdd = "[SHADOW="+enterSET+"]"+enterTxT+"[/SHADOW]";
document.frmAnnounce.usercontent.value+=ToAdd;
document.frmAnnounce.usercontent.focus();
}

function DoTitle(addTitle) {
var revisedTitle;
var currentTitle = document.frmAnnounce.subject.value;
revisedTitle = currentTitle+addTitle;
document.frmAnnounce.subject.value=revisedTitle;
document.frmAnnounce.subject.focus();
return; }
function insertsmilie(smilieface)
{
document.frmAnnounce.usercontent.value+=smilieface;
}