function checkMessages(tbTitle,w,h){
	messageElement = $("messages");
	Rex = /[a-zA-Z0-9]/;
	if(messageElement &&  (messageElement.getChildren().length > 0 || messageElement.get("html").test(Rex) != "" ) ) {
		messageElement.MooDialog({
			onHide:function(){
				if(TB_RedirectUrl != "") window.location.href = TB_RedirectUrl;
			},
			drag:true,
			title:tbTitle||'System message',
			size:{width:w||400,height:h||150}
		});
	}
}

function setAutoFillFields(){
	$$("input.autofill,textarea.autofill").each(function(item){
		item.store('val',item.value);
		item.addEvent('focus',function(){
			if(item.value == item.retrieve('val')) item.value = '';
		});
		item.addEvent('blur',function(){
			if(item.value == '') item.value = item.retrieve('val');
		});
	});
}



function privacy_box(lang) {
	var testo;
	new MooDialog.Iframe('/2010/privacy.php?l='+lang,{
		title: 'Privacy',
		scrolling: false,
		size: {
			width: 700,
			height: 300
		}
	});
}

//Switch visible tra due box
function lang(el1,el2){	
	$(el2).addClass('invisible').removeClass('visible');
	$(el1).addClass('visible').removeClass('invisible');
}