/*  JavaScript for Microsoft NZ IE6 Upgrade Message
 *  Kris McGlashan
 *  090331 - v2.0
 */
function ie6CloseMessage() {
	ie6CreateCookie('iedetect', 'shown', 1 );
	document.getElementById('detectie6').style.display = "none";
}

function ie6CreateCookie(name, value, days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
    }
  else var expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function ie6ReadCookie(name) {
  var ca = document.cookie.split(';');
  var nameEQ = name + "=";
  for(var i=0; i < ca.length; i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1, c.length); //delete spaces
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
    }
  return null;
}

function ie6EraseCookie(name) {
  createCookie(name, "quit", -1);
}

function triggerIe6() {
	if (/MSIE (\d+\.\d+);/.test(navigator.userAgent)){ 								//if it's IE
		var ieversion = new Number(RegExp.$1) 				
		if (ieversion<8) {															//and less than version 8
			if (navigator.cookieEnabled == true) {									//with cookies enabled
				var ie6cookie = ie6ReadCookie('iedetect');		
				if (ie6cookie != "shown") {											//and the message hasn't been shown today
					document.getElementById('detectie6').style.display = "inline";	//then... show the message
	}	}	}	}
}