// Taken from http://www.quirksmode.org/js/cookies.html
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 blurbHider()
{
	if(readCookie("blurbSeen") != null)
	{
		document.getElementById("blurb_content").style.display = "none";
		document.getElementById("img_blurb_content").src = "images/public/button_up.jpg";
	}
}