function rollout(el) {
	el.className = el.className.replace(/_up/gi,"_down");
}

function rollover(el) {
	el.className = el.className.replace(/_down/gi,"_up");
}

//*******************************
// Obre un cuadre de diāleg
//*******************************
var dialog = null;
var dialogFrame = null;
function validation(title,ajaxContentURL) {
    if( dialog == null ) {
       e = document.createElement('div');
       e.setAttribute('id','dlgAjax');
       e.setAttribute('title',title);
       
       i = document.createElement('iframe');
       i.setAttribute('src',ajaxContentURL);
       i.style.borderWidth = '0px';
       i.style.width = '300px';
       i.style.height = '300px';
       e.appendChild(i);
       
       document.body.appendChild(e);
       
       $('#dlgAjax').dialog({modal:true, closeOnEscape:true, hide:'slide', minHeight:350, minWidth:350});
    }
}

//*******************************
// Tanca el diāleg
//*******************************
function closeDialog() {
    if( dialog != null ) {
        $("#dlgAjax").close();
    }
}

//*******************************
// Tanca la sessiķ
//*******************************
function logout() {
	if(typeof('FB')!='undefined') FB.logout();
	window.location.href="/logout.php";
}

/*******************************
 * Realitza una cerca
 */
function search () {
  q = $("#q").val();
  if(q!='') window.location.href="/search.php?q="+q;
}

function searchKeyPress(e) {
	if(window.event) // IE
	{
		keynum = e.keyCode
	}
	else if(e.which) // Netscape/Firefox/Opera
	{
		keynum = e.which
	}
	if(keynum=='13') search();
}

//********************************
// Fa una crida AJAX per canvia el favorit
function toogleFav(pConte) {
    $.get("/ajax.php",{ p:"toogleFav", h:"none", conte: pConte }, 
            function(data) {
                 if($('#fav_'+data).attr('src')=='/images/ico/star_on.png') {
                     $('#fav_'+data).attr('src','/images/ico/star_off.png');  
                 } else {
                     $('#fav_'+data).attr('src','/images/ico/star_on.png');
                 }
            }
           );
}