function popHelpOnce(navurl,cookieName){
	var tempName = cookieName;
	var temp1 = getCookie(cookieName);
	//alert("cookie is " + temp1);
	if (temp1 == "true"){
		// do nothing
	}else{
		setCookie(tempName,'true');
		var newwin = window.open(navurl,"","height=425,width=500,scrollbars=yes,left=5,top=5");
	}
}


function setCookie(name, value, expires, path, domain, secure) {
path = "/"
  var curCookie = name + "=" + escape(value) +
      ((expires) ? "; expires=" + expires.toGMTString() : "") +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      ((secure) ? "; secure" : "");
  document.cookie = curCookie;
}

function getCookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else
    begin += 2;
  var end = document.cookie.indexOf(";", begin);
  if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));
}



function deleteCookie(name,value) {
  var exp = new Date();
  exp.setTime(exp.getTime() - 1);
  var cookieVal = getCookie(name);
  if (cookieVal != null)
  		//alert("deleting cookie: "+name);
			var expires = "; expires=Thu, 2 Aug 2001 20:47:11 UTC";
			document.cookie=name+"="+value+expires+"; path=/";
 

}

function fixDate(date) {
  var base = new Date(0);
  var skew = base.getTime();
  if (skew > 0)
    date.setTime(date.getTime() - skew);
}

// create an instance of the Date object
var now = new Date();
now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000);