Array.prototype.Contains = function(seedStr,strict) { for(i in this) { if(this[i] == seedStr && !strict) { return true; }else { if(this[i] === seedStr) return true; } } return false; } var visitorIp = "38.107.191.92"; var filterIp = new Array( "127.0.0.1" ); if(filterIp.Contains(visitorIp)) { //document.body.style.display = "none"; location.href="http://www.pharmbase.com.cn/close.htm"; }