var cookie;
var originalFontSize;
var currentFontSize, currentFontSizeNum;

$(document).ready(function() {
	cookie = $.cookies.get ('stylesheet');
	
	if (cookie != null) {
		toggleStylesheet (cookie);
	}
	
	
	originalFontSize = $('#content_box').css('font-size');
	
	$(".font_reset").click(function(){
		$('#content_box').css('font-size', originalFontSize);
		return false;
	});
	
	
  
	$(".font_sizeup").click(function(){
		currentFontSize = $('#content_box').css('font-size');
		var currentFontSizeNum = parseFloat(currentFontSize, 10);
		var newFontSize = currentFontSizeNum*1.2;
		if (newFontSize <= 65) {
			$('#content_box').css('font-size', newFontSize);
		}
		
		return false;
	});
	
  
	$(".font_sizedown").click(function(){
		currentFontSize = $('#content_box').css('font-size');
		currentFontSizeNum = parseFloat(currentFontSize, 10);
		var newFontSize = currentFontSizeNum*0.8;
		if (newFontSize >= 14) {
			$('#content_box').css('font-size', newFontSize);
		}
		
		return false;
	});

	
	
	
});

function toggleStylesheet(stylesheet) {
	$("link[rel*='stylesheet'][title]").each(function(i) {
		this.disabled = true;
		
		if (this.title == stylesheet) this.disabled = false;
	});
	
	$.cookies.set ('stylesheet', stylesheet);
}