<input type="button" name="ddd" value="Say" onClick="alert('hello');">
<input type="button" name="aaa" value="Click" onClick="ddd.click();alert('boy!');">
<input type="button" name="aaa" value="Click" onClick="ddd.click();alert('boy!');">
<script>
var obj=document.body;
function document.onclick(){
obj=window.event.srcElement;
}
</script>
<input type="button" name="aaa" value="tagName" onClick="alert(obj.tagName);">
<input type="button" name="ddd" value="name" onClick="alert(obj.name);">