Greasemonkey script to auto-assign new Jira tickets to the current user

// ==UserScript==
// @name           Jira "Assign to me"
// @namespace      *
// @include        */CreateIssue.jspa
// ==/UserScript==

var target = document.getElementById('assignee');
if (target.parentNode.hasChildNodes) {
    for (var i = 0; i < target.parentNode.childNodes.length; i++) {
        var child = target.parentNode.childNodes[i];
        if ('A' == child.nodeName) {
            var str = child.getAttribute('onclick');
            var matches = str.match(/value = '(.*)';/i);
            document.getElementById('assignee').value = matches[1];
            break;
        }
    } 
}