function toggle(thistag){
   styleObj=document.getElementById(thistag).style;
   if(styleObj.display=='none'){styleObj.display='';}
   else {styleObj.display='none';}
}

function setCookie(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 readCookie(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 setmetaCookie(name,digit,value) {
	var date = new Date();
	date.setTime(date.getTime()+(120*24*60*60*1000));
	var expires = "; expires="+date.toGMTString();
	var cookiestring = readCookie(name);
	var newcookiestring = cookiestring.substr(0,digit)+value+cookiestring.substr(digit + 1)
	document.cookie = name+"="+newcookiestring+expires+"; path=/";
}