Edit in JSFiddle

$(document).ready(function()
{
    Page_Init();
});

function Page_Init()
{
    $('#testContent').empty();
        
    for(var i=0; i<10; i++)
    {
        $('#testContent').append("textbox "+ i +" : <input type=\"text\" id=\"text_box_"+ i +"\" tabindex=\""+ i +"\" /><br/>");
    }
    
    $('#testContent :input[type=text][id^=text_box_]').enter2tab();
}

<script type="text/javascript" src="http://dl.dropbox.com/u/26764200/jquery.enter2tab.js"></script>
<div id="testContent"></div>