function changeFontSize(size)
{
	$("link[rel*='stylesheet'][title^='fontsize:']").each(function() {
		$(this).attr("disabled", true);
	})
	.filter("[title='fontsize:" + size + "']").each(function() {
		$(this).attr("disabled", false);
	});

	var date = new Date();
	date.setTime(date.getTime() + 365 * 24 * 60 * 60 * 1000);
	var expires = date.toGMTString();
	document.cookie = "fontsize=" + size + "; expires=" + expires + "; path=/";
}
$(function(){
	$("#button-font-small,#button-font-medium,#button-font-large")
	.click(function() {
		var idSizes = { "button-font-small": "s", "button-font-medium": "m", "button-font-large": "l" };
		changeFontSize(idSizes[$(this).attr("id")]);
		$("#button-font-small,#button-font-medium,#button-font-large").removeClass("selected");
		$(this).addClass("selected");
		return false;
	});
	if (document.cookie.match("\\bfontsize=([^;]+);?")) {
		var size = unescape(RegExp.$1);
		changeFontSize(size);
	}
});