function showNextHisto(startVal){
    new Ajax.Updater('div_histo', '/ajax/CustomHisto.php', {
	  parameters: { start: startVal }
	});
}

var texteCommentaire = null ;

function preview(){
    var texteCommentaire = $('c_text').value;
    new Ajax.Updater('preview_area', '/ajax/preview.php', {
	      parameters: { preview: texteCommentaire }
	    });
}

function previewOrEdit(){

	// afficher le preview
	if(texteCommentaire == null){
		texteCommentaire = $('c_text').value;
	    new Ajax.Updater('contenu_message', '/ajax/preview.php', {
	      parameters: { preview: texteCommentaire },
	      onSuccess:function success(response){
		  $('prev_bt').value = "Modifier";
		  $('submit_bt').disabled=false;
	      }
	    });
	} else {
	    new Ajax.Updater('contenu_message', '/ajax/preview.php', {
	      parameters: { texte: texteCommentaire },
	      onSuccess:function success(response){
		  texteCommentaire = null ;
		  $('prev_bt').value = "Prévisualiser";
		  $('submit_bt').disabled=true;
	      }
	    });
	}
}

function ajoutAvis(ContribId,verif,avis){
    new Ajax.Updater('contrib_vote_'+ContribId, '/ajax/contrib_avis.php', {
	      parameters: { c_id: ContribId, check:verif,like:avis },
              method:'post'
	    });
}

var CurrentURL = '';
function edit(ContribId){
    new Ajax.Updater('cid_'+ContribId, '/ajax/FormEditComment.php', {
	      parameters: { c_id: ContribId,url:CurrentURL},
              method:'post',
              onCreate:function(){
                  $('cid_'+ContribId).innerHTML='<div align="center"><b><i>Chargement...</i></b><br/><img src="/images/divers/ajax-loader.gif" width="220" height="19"/></div>' ;
              }
	    });
}