add text to text input
by magizter
HTML
<input id="del_domain_id" type="text" name="tags" />
<a href="#" onClick="addTextTag('100'); return false">text1</a>
<a href="#" onClick="addTextTag('200'); return false">text2</a>
<a href="#" onClick="addTextTag('300'); return false">text3</a>
JavaScript
function addTextTag(text){
document.getElementById('del_domain_id').value += text;
}