var Opella = 
{

	'textNormal' : function(save)
	{
		jQuery('body').removeClass('textBigger');
		jQuery('body').removeClass('textBiggest');
		if(save)
			SmartyAjax.call(ajaxUrl, 'get', 'textSize=&m=pages&f=setTextSize', Opella.switchSizeCallBack, undefined, true);
	},
	
	'textBigger' : function()
	{
		Opella.textNormal(false);
		jQuery('body').addClass('textBigger');
		SmartyAjax.call(ajaxUrl, 'get', 'textSize=textBigger&m=pages&f=setTextSize', Opella.switchSizeCallBack, undefined, true);
	},
	
	'textBiggest' : function()
	{
		Opella.textNormal(false);
		jQuery('body').addClass('textBiggest');
		SmartyAjax.call(ajaxUrl, 'get', 'textSize=textBiggest&m=pages&f=setTextSize', Opella.switchSizeCallBack, undefined, true);
	},
	
	'setCookie' : function(c_name,value,exdays)
	{
		var exdate=new Date();
		exdate.setDate(exdate.getDate() + exdays);
		var c_value=escape(value) + ((exdays==null) ? "" : "; expires="+exdate.toUTCString());
		document.cookie=c_name + "=" + c_value;
	},
	
	'switchSizeCallBack' : function (request)
	{
		//....
	},
	
	'scrollMenu' : function (url)
	{
		if(useiScroll)
			myScroll = new iScroll('leftSubmenu', {hScrollbar: false, vScrollbar: true});
		
		var offset = $j('ul.level0 li a[href="'+url+'"]').position()['top'];
		$j('ul.level0').scrollTop(offset-100);
		
		if(useiScroll)
			myScroll.scrollTo(-1);
	},
	
	'switchHeader' : function ()
	{
		if($j('.headerImageHolder').length > 1)
		{
			var currentHeader = $j('.headerImageHolder:visible:first');
			var nextHeader = currentHeader.next();
			if(nextHeader.length == 0)
				nextHeader = $j('.headerImageHolder:first');
			
			currentHeader.fadeOut(1000);
			nextHeader.fadeIn(1000);
		}
	}
};