javascript_2_11.js

function translateText() {
	var input = document.getElementById("input").value;
	var languages = document.getElementById("source_language").value + "-" + document.getElementById("target_language").value;
	var url = "https://translate.yandex.net/api/v1.5/tr.json/translate?key=<API-key>&text=" + input + "&lang=" + languages;
	var xhttp = new XMLHttpRequest();
	xhttp.onreadystatechange = function() {
		if (this.readyState == 4 && this.status == 200) {
			document.getElementById("translated_text").value = JSON.parse(this.responseText)["text"][0];
		}
	};
	xhttp.open("POST", url, true);
	xhttp.send();
}