/** parse query string for deeplinking */
var qstr;
function parseQueryString(){
    var str = str ? str : location.search;
    var query = str.charAt(0) == '?' ? str.substring(1) : str;
    var args = new Object();
    if (query) {
	var fields = query.split('&');
	for (var f = 0; f < fields.length; f++) {
	    var field = fields[f].split('=');
	    args[unescape(field[0].replace(/\+/g, ' '))] = unescape(field[1].replace(/\+/g, ' '));
	}
    }
    return args;
}

/** run it */
qstr = parseQueryString();