function getCookie(name) {
	var start = document.cookie.indexOf( name + "=" );	
	var len = start + name.length + 1;	
	if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {	
		return null;	
	}

	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ';', len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
} 

function setCookie( name, value, expires, path, domain, secure ) {
	//alert(domain);
	var today = new Date();
	today.setTime( today.getTime() );
	if (expires){
		expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	document.cookie = name + '=' + escape( value ) + ( ( expires ) ? ';expires=' + expires_date.toGMTString() : '' ) + ( ( path ) ? ';path=' + path : '' ) + ( ( domain ) ? ';domain=' + domain : '' ) + ( ( secure ) ? ';secure' : '' );
}

function deleteCookie( name, path, domain ) {
	if ( getCookie( name ) ) document.cookie = name + '=' + ( ( path ) ? ';path=' + path : '') + ( ( domain ) ? ';domain=' + domain : '' ) + ';expires=Thu, 01-Jan-1970 00:00:01 GMT';
}