What would be the easyest way to get the item for this html?

Code:
<input type="text" style="width: 315px;" size="32" value="" name="users_tli" class="box_new">
I tried

Code:
WebBrowser1.Document.GetElementsByTagName("users_tli").Item("TEXT").SetAttribute("value", Textbox1.Text)
and got nothing.