function getNextSection(default_section) {	
	var section = getSection(null);
	if(section != null) {
		var index = Number(section);
		
		if(!isNaN(index)) {			
			if(index == 3)
				section = '1';
			else
				section = '' + (index + 1);
				
			setSection(section);
		}
	}
	
	return getSection(default_section);
}

function setSection(section) {	
	$.cookie('flash_section', section);
}

function getSection() {
	var value = $.cookie('flash_section');
	
	if(value != null)
		return value;
	else
		return '0';
}