Ingreso de búsqueda de Google JavaScript
(function(){
var googleBox = document.getElementById("googleBox"),
searchButton = document.getElementById("searchButton");
searchButton.addEventListener("click", function(){
var userInput = googleBox.value,
regex_google = new RegExp('google(.*)');
if(userInput.match(/^([\w\-]+)/)[1].toLowerCase() === "google"){ // matches the first word in the string, which should be 'google'
window.open('https://www.google.com/search?q=' + userInput.match(regex_google)[1].trim());
}
});
})();
Horrible Hamster