function setCookie(name, value, daysToExpire) {

    var expire = '';
    if (daysToExpire != undefined) {
      var d = new Date();
      d.setTime(d.getTime() + (86400000 * parseFloat(daysToExpire)));
      expire = '; expires=' + d.toGMTString();
    }
    return (document.cookie = escape(name) + '=' + escape(value || '') + expire);
  }
  function getCookie(name) {
    var cookie = document.cookie.match(new RegExp('(^|;)\\s*' + escape(name) + '=([^;\\s]*)'));
    return (cookie ? unescape(cookie[2]) : null);
  }
  function eraseCookie(name) {
    var cookie = getCookie(name)|| true;
    setCookie(name, '', -1);
    return cookie;
  }
  function acceptCookie() {
    if (typeof(navigator.cookieEnabled)=='boolean') {
      return navigator.cookieEnabled;

    }
  }
function addCookieValue( name, value, separator, daysToExpire){
			if( cv = getCookie( name ) ){
				if(cv.indexOf(separator) <0)	temp = [cv];
				else	temp = cv.split( separator ) ;
				b=1
				for(i=0;i < temp.length;i++){ if(temp[i] == value) b = 0; }
				if(b==1 ) cv = cv+separator+value ;
			}
			else{	cv = value ;}
			return setCookie( name, cv , daysToExpire);
 }
function removeCookieValue( name, value, separator, daysToExpire){
	if( cv = getCookie( name ) ){

		if(cv.indexOf(separator) < 0 )	temp = [cv];
		else	temp = cv.split(separator ) ;
		rec = new Array();
		for(i=0; i < temp.length; i++){	if(temp[i] != value) rec[ rec.length] = temp[i] ; }
		cv = rec.toString();
		cv = cv.replace( /,/ , separator);
	}else{	cv = '';	}
	return setCookie( name, cv , daysToExpire);
}