// The following 2 functions must be defined before renderLinks() is ever called.
// The 2 CSS that gets loaded refer to these functions
function returnTrue() { return true; }
function returnFalse() { return false }
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 renderLinks()
{
	if (readCookie("TW") == null)
	{
		// disable
		document.write('<link href="/css/disabled.css" rel="stylesheet" type="text/css">');
	} else {
		//enable
		document.write('<link href="/css/enabled.css" rel="stylesheet" type="text/css">');
	}
}
function checkLinks()
{
	var i, ck;
	ck = readCookie("TW");
	
	for (i = 0; i < document.links.length; i++) {
		if (document.links[i].className == "twdl")  {
			if (ck == null)  {
	  			document.links[i].onclick=returnFalse; // disable
			} else {
	  			document.links[i].onclick=returnTrue; //enable
	  		}
	  	}
  	}
}