how can i add below script in header of q2a and where it located
<script src="
https://www.google.com/jsapi" type="text/javascript">
</script>
<script type="text/javascript">
google.load("elements", "1", {
packages: "transliteration"
});
function onLoad() {
var options = {
sourceLanguage: google.elements.transliteration.LanguageCode.ENGLISH,
destinationLanguage: [google.elements.transliteration.LanguageCode.TAMIL],
shortcutKey: 'ctrl+m',
transliterationEnabled: true
};
var control = new google.elements.transliteration.TransliterationControl(options);
control.makeTransliteratable(['language']);
}
google.setOnLoadCallback(onLoad);
</script>