var font_size = 0;
var font_sizes = ["small","medium","big"];

checkStylesheet()

function checkStylesheet()
{
	var textSize = Cookie.get("text_size");
	if (textSize != "null")
	{
		setStylesheet(parseInt(textSize))
	}
	return true;
}

function setStylesheet(p_font_size)
{
	var currTag;
	font_size = p_font_size ? p_font_size : 0;
	var styleTitle = font_sizes[font_size];

	Cookie.set("text_size",font_size);

	if (document.getElementsByTagName)
	{
		for (var i = 0; (currTag = document.getElementsByTagName("link")[i]); i++)
		{
			if (currTag.getAttribute("rel").indexOf("style") != -1 && currTag.getAttribute("title"))
			{
				currTag.disabled = true;

				if(currTag.getAttribute("title") == styleTitle)
				{
					currTag.disabled = false;
				}
			}
		}
	}
}

function setFontSize(p_font_inc, p_reset)
{
	var new_font_size = parseInt(font_size);
	new_font_size += p_font_inc;
	if (p_reset)
		font_size = 0;
	if ( new_font_size < font_sizes.length && new_font_size >= 0 )
	{
		font_size = new_font_size;
	}
	setStylesheet(font_size);
}