function slideElement(elm) {
	var cookie = readCookie('_slider');
	
	if(cookie != null)
		cookie = cookie.split('!!');
	else
		cookie = Array();

	if($(elm).css('display') == 'none') {
		if($.inArray(elm, cookie) >= 0)
			cookie.splice($.inArray(elm, cookie), 1);

		$(elm).slideDown(400);
	}
	else {
		cookie.push(elm);

		$(elm).slideUp(400);
	}

	createCookie('_slider', cookie.join('!!'));
	return false;
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}

function enableSliding(elm,link) {
	if(!elm || !link)
		return;

	$(elm).hide();

	$(link).click(function() {
		if($(elm).css('display') == 'none')
			$(elm).slideDown(400);
		else
			$(elm).slideUp(400);

		return false;
	});

}

$(document).ready(function() {
	cookie = readCookie('_slider');
	
	if(cookie != null)
		cookie = cookie.split('!!');
	else
		cookie = Array();

	for(i = 0, c = cookie.length; i < c; ++i) {
		$(cookie[i]).hide();
	}
});