gistfile1.js

$(function(){
	$('<a class="sceditor-button" unselectable="on" title="id monstre"><div unselectable="on" style="background-image:url(https://mehcig.bn1.livefilestore.com/y2pFL7YDttfhV4S1OWqwvMlXZGcHIEs4KlyS8Rywhft7EJYfi-7DW5o8eKlFz3VOFd_Itm8Y_JVrdMqXhzjCc5peMAWEKoKb-jIGXZhJ7XH1-w/IDM.png?psid=1)">Bouton Id Monstre</div></a>').insertAfter('.sceditor-button-quote').click(function(){
		var editor = $('#text_editor_textarea').sceditor("instance");
		var truc = editor.getSelection();
		editor.insertText(
			"[url=http://games.mountyhall.com/mountyhall/View/MonsterView.php?ai_IDPJ=" + truc + "]" + truc + "[/url]"
		);
	});
});