google.load("language", "1");

function translate() {
var source = document.getElementById("source").value;
var src = document.getElementById("src").value;
var dst = document.getElementById("dst").value;

google.language.translate(source,src,dst, function(result) {
if (result.error) {
alert("Error:" + result.message);
return;
}
document.getElementById("result").innerHTML = result.translation;
});
}

function translate2() {
if(document.jyoshi.readbox.value){
var source = document.jyoshi.readbox.value;
}else if(document.getElementById("mondai").innerHTML){
var source = document.getElementById("mondai").innerHTML;
}else{
alert("Input Japanese text");
return false;
}
var src = "ja";
if(document.getElementById("dst").value){
var dst = document.getElementById("dst").value;
}else{
alert("Select your language");
return false;
}
google.language.translate(source,src,dst, function(result) {
if (result.error) {
alert("Error:" + result.message);
return;
}
document.getElementById("translateresult").innerHTML = result.translation;
});
}