function parseURL(url) {

    var a =  document.createElement('a');

    a.href = url;

    return {

        source: url,

        protocol: a.protocol.replace(':',''),

        host: a.hostname,

        port: a.port,

        query: a.search,

        params: (function(){

            var ret = {},

                seg = a.search.replace(/^?/,'').split('&'),

                len = seg.length, i = 0, s;

            for (;i<len;i++) {

                if (!seg[i]) { continue; }

                s = seg[i].split('=');

                ret[s[0]] = s[1];

            }

            return ret;

        })(),

        file: (a.pathname.match(//([^/?#]+)$/i) || [,''])[1],

        hash: a.hash.replace('#',''),

        path: a.pathname.replace(/^([^/])/,'/$1'),

        relative: (a.href.match(/tps?://[^/]+(.+)/) || [,''])[1],

        segments: a.pathname.replace(/^//,'').split('/')

    };

}

function getParentUrl() {

					var url = null;

					if (parent !== window) {

						try {

							url = parent.location.href;

						} catch (e) {

							url = document.referrer;

						}

					}

					return url;

				}