je l'ai mis un peu partout mais je ne sais vraiment pas où l'implanter, je vous mets le modèle de mon blog si jamais vous savez où je dois l'insérer :
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//FR" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="fr" lang="fr">
<head>
<MainPage><title><$BlogTitle$></title></MainPage>
<ArchivePage><title><$BlogPageTitle$></title></ArchivePage>
<ItemPage><title><Blogger><$BlogItemTitle$></Blogger> - <$BlogTitle$></title></ItemPage>
<meta name="keywords" content="<Blogger><ItemPage><$BlogItemTitle$>, </ItemPage></Blogger><$BlogTitle$>" />
<meta name="description" content="<Blogger><ItemPage><$BlogItemTitle$> | </ItemPage></Blogger><$BlogTitle$>" />
<$BlogMetaData$>
<link rel="stylesheet" href="http://www.typepad.com/.shared/themes/common/base-weblog.css" type="text/css" />
<link rel="stylesheet" href="http://www.typepad.com/.shared/themes/lilia/theme-bluecrush.css" type="text/css" />
<style type="text/css">
#b-navbar
{
height:0px;
visibility:hidden;
display:none;
}
.hide
{
display:none;
}
.show
{
display:inline;
}
.out {
background: buttonface;
border: 1px solid buttonface;
margin: 1;
}
.over {
background: buttonface;
border-top: 1px solid buttonshadow;
border-left: 1px solid buttonshadow;
border-bottom: 1px solid buttonhighlight;
border-right: 1px solid buttonhighlight;
margin: 1;
}
</style>
<script type="text/javascript">
function sh (id) {
whichpost = document.getElementById(id);
if (whichpost.className=="show") {
whichpost.className="hide";
}
else {
if (whichpost.className=="hide") {
whichpost.className="show";
}
}
}
<ItemPage>
var hasChanged = 0;
var hostName = 'blogspot.com';
function setCookie (name, value, expires) {
document.cookie = name + '=' + escape(value) + '; expires=' + expires.toGMTString() + '; domain=' + hostName + '; path=/';
}
function getCookie (name) {
var key = name + '=';
var c = document.cookie;
var i = c.indexOf(key);
if (i < 0) return '';
var j = c.indexOf(';', i + key.length);
if (j < 0) j = c.length;
return unescape(c.substring(i + key.length, j));
}
function rememberMe (f) {
var now = new Date();
now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000);
setCookie('author', f.anonName.value, now);
setCookie('site', f.anonURL.value, now);
}
function setFormValues (f) {
f.anonName.value = getCookie("author");
f.anonURL.value = getCookie("site");
}
function doLoaded () {
if (!document.frmComment) return;
setFormValues(document.frmComment);
if (document.frmComment.anonName.value)
document.frmComment.rememberInfo.checked = 1;
}
onload = doLoaded;
function escapeQuotes(text) {
text=text.replace(/'/g,"\\'");
text=text.replace(/\n/g,"\\n");
return text;
}
function insertTags(tagOpen, tagClose, sampleText) {
var txtarea = document.cFrm.postBody;
// IE
if(document.selection) {
var theSelection = document.selection.createRange().text;
if(!theSelection) { theSelection=sampleText;}
txtarea.focus();
if(theSelection.charAt(theSelection.length - 1) == " "){
theSelection = theSelection.substring(0, theSelection.length - 1);
document.selection.createRange().text = tagOpen + theSelection + tagClose + " ";
} else {
document.selection.createRange().text = tagOpen + theSelection + tagClose;
}
// Mozilla
} else if(txtarea.selectionStart || txtarea.selectionStart == '0') {
var startPos = txtarea.selectionStart;
var endPos = txtarea.selectionEnd;
var myText = (txtarea.value).substring(startPos, endPos);
if(!myText) { myText=sampleText;}
if(myText.charAt(myText.length - 1) == " "){ // exclude ending space char, if any
subst = tagOpen + myText.substring(0, (myText.length - 1)) + tagClose + " ";
} else {
subst = tagOpen + myText + tagClose;
}
txtarea.value = txtarea.value.substring(0, startPos) + subst + txtarea.value.substring(endPos, txtarea.value.length);
txtarea.focus();
var cPos=startPos+(tagOpen.length+myText.length+tagClose.length);
txtarea.selectionStart=cPos;
txtarea.selectionEnd=cPos;
// All others
} else {
tagOpen=tagOpen.replace(/\n/g,"");
tagClose=tagClose.replace(/\n/g,"");
document.infoform.infobox.value=tagOpen+sampleText+tagClose;
txtarea.focus();
}
if (txtarea.createTextRange) txtarea.caretPos = document.selection.createRange().duplicate();
}
//Preview
function PreviewpostBody(){
if (cFrm.postBody.value=='') return;
var preview=window.open('','Preview','width=500,height=200');preview.document.open();
var text=cFrm.postBody.value;while(text.indexOf("\n") > -1)
text=text.replace("\n","<br/>");
preview.document.write('<html><style>*{font-size:11px;font-family:Verdana,Arial,Sans-Serif}<\/style><bo'+'dy>'+text+'<\/body><\/html>');
preview.document.close();
}
</ItemPage>
</script>
</head>
<body class="layout-two-column-right">
<div id="container">
<div id="container-inner" class="pkg">
<!-- banner -->
<div id="banner">
<div id="banner-inner" class="pkg">
<h1 id="banner-header"><a href="<$BlogURL$>" accesskey="1"><$BlogTitle$></a></h1>
<h2 id="banner-description"></h2>
</div>
</div>
<div id="pagebody">
<div id="pagebody-inner" class="pkg">
<div id="alpha">
<div id="alpha-inner" class="pkg">
<!-- entry -->
<MainOrArchivePage>
<Blogger>
<h2 class="date-header"><BlogDateHeader><$BlogDateHeaderDate$></BlogDateHeader> </h2>
<div class="entry" id="post-<$BlogItemNumber$>">
<h3 class="entry-header"><$BlogItemTitle$></h3>
<div class="entry-content">
<div class="entry-body">
<p><$BlogItemBody$></p>
</div>
</div>
<p class="entry-footer">
<span class="post-footers"><p align=right><p class="right"> Ce post, publié à <$BlogItemDateTime$> par <u>pouf.le.kaskadeur</u> a suscité : <BlogItemCommentsEnabled> <a href="<$BlogItemPermalinkURL$>#commentaire"><script type="text/javascript">var a = <$BlogItemCommentCount$>; if(a == 0) {document.write('0 commentaire');} else if(a == 1) {document.write('1 commentaire');}else{document.write(a+' commentaires');}</script></a></BlogItemCommentsEnabled> . </p><$BlogItemControl$>
</p>
</div>
</Blogger>
</MainOrArchivePage>
<ItemPage>
<!-- content nav -->
<p class="content-nav">
« <a href="<$BlogURL$>">Accueil</a><span><BloggerPreviousItems> | <a href="<$BlogItemPermalinkURL$>"><$BlogPreviousItemTitle$></a> »</span><span class="hide"></BloggerPreviousItems> </span>
</p>
<Blogger>
<h2 class="date-header"><BlogDateHeader><$BlogDateHeaderDate$></BlogDateHeader></h2>
<div class="entry" id="post-<$BlogItemNumber$>">
<h3 class="entry-header"><$BlogItemTitle$></h3>
<div class="entry-content">
<div class="entry-body">
<p><$BlogItemBody$></p>
</div>
</div>
<p class="entry-footer">
<span class="post-footers"><$BlogItemDateTime$> </span> <a class="permalink" href="<$BlogItemPermalinkUrl$>">Lien Permanent</a> <span class="separator">|</span> <a href="javascript:sh('sendmail')">Envoyer cet article à un ami</a> <$BlogItemControl$> <$BlogItemControl$></p>
<div class="hide" id="sendmail">
c'est que le début mais il y a, je pense, le plus important
, le problème c'est que pour "blogger", il n'y a pas de forum français, je comprends bien l'anglais mais pour ce type de vocabulaire je risque d'avoir un peu de mal ! 