Activiti: js定位当前的节点

gistfile1.js

var imageUrl = ctx + "/activiti/activiti!loadResource.action?resourceType=image&processInstanceId=" + pid;
$.getJSON(ctx + '/activiti/activiti!traceProcess.action?processInstanceId=' + pid, function(info) {
var titles = "";
/*$.each(info.vars, function(i, v) {
 titles += i + "：" + v;
 });*/
if ($('#workflowTraceDialog').length == 0) {
    $('<div/>', {
        id: 'workflowTraceDialog',
        title: '查看流程（按ESC键可以关闭）',
        html: "<div id='workflowTraceAccordion'><h3><a href='#'>图片形式</a></h3><div><img src='" + imageUrl + "' style='position:absolute; left:0px; top:0px;' />" +
        "<div style='position:absolute; border:2px solid red;left:" +
        (info.x - 1) +
        "px;top:" +
        (info.y - 1) +
        "px;width:" +
        (info.width - 2) +
        "px;height:" +
        (info.height - 2) +
        "px;' title='" +
        titles +
        "' class='ui-corner-all-12'></div></div><h3><a href='#'>文字形式</a></h3><div id='workflowTrace' class='workflow-trace-container'><table id='workflowTraceList'></table><div id='workflowTracePager'></div></div></div>"
    }).appendTo('body');
});