function get_cookie( 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 ) );
				}
				if(get_cookie("regionID")!=null){
					var regionID = get_cookie("regionID");
				}else{
					var regionID=0;
				};