//配置代码
require.config({
    baseUrl: OP_CONFIG.rootUrl + 'assets/js',
    paths: {
        'jquery': 'lib/jquery-1.11.3.min',
        'uploadify': 'lib/jquery.uploadify'
    },
    shim: {
        'uploadify': {
            deps: ['jquery']
        }
    }
});

//页面初始化代码

define(['jquery', 'uploadify'], function ($) {
　　$('#uploadFile').uploadify();
});

<script src="./assets/js/lib/jquery-1.11.3.min.js"></script>
<script src="./assets/js/lib/jquery.uploadify.js"></script>
<script>
    $('#uploadFile').uploadify();
</script>