TextInput Clear on Mouse Click

Could you please give me the code for “TextInput Clear on Mouse Click”

Here is my test :-

 
import fl.controls.TextInput;
 
var ti:TextInput = new TextInput();
addChild(ti);
ti.text = "Hello World";
 
ti.addEventListener(Event.CHANGE, textEntered);
 
function textEntered(e:Event){
 ti.text = "";
}

It is not working with mouse click… plss help me…