function var_dump(data, addwhitespace, safety, level) {
    var rtrn = '';
    var dt,
    it,
    spaces = '';
    if (!level) {
        level = 1;
    }
    for (var i = 0; i < level; i++) {
        spaces += '   ';
    }
    //end for i<level
    if (typeof(data) != 'object') {
        dt = data;
        if (typeof(data) == 'string') {
            if (addwhitespace == 'html') {
                dt = dt.replace(/&/g, '&amp;');
                dt = dt.replace(/>/g, '&gt;');
                dt = dt.replace(/</g, '&lt;');
            }
            //end if addwhitespace == html
            dt = dt.replace(/\"/g, '\"');
            dt = '"' + dt + '"';
        }
        //end if typeof == string
        if (typeof(data) == 'function' && addwhitespace) {
            dt = new String(dt).replace(/\n/g, "\n" + spaces);
            if (addwhitespace == 'html') {
                dt = dt.replace(/&/g, '&amp;');
                dt = dt.replace(/>/g, '&gt;');
                dt = dt.replace(/</g, '&lt;');
            }
            //end if addwhitespace == html
        }
        //end if typeof == function
        if (typeof(data) == 'undefined') {
            dt = 'undefined';
        }
        //end if typeof == undefined
        if (addwhitespace == 'html') {
            if (typeof(dt) != 'string') {
                dt = new String(dt);
            }
            //end typeof != string
            dt = dt.replace(/ /g, "&nbsp;").replace(/\n/g, "<br>");
        }
        //end if addwhitespace == html
        return dt;
    }
    //end if typeof != object && != array
    for (var x in data) {
        if (safety && (level > safety)) {
            dt = '*RECURSION*';
        } else {
            try {
                dt = var_dump(data[x], addwhitespace, safety, level + 1);
            } catch(e) {
                continue;
            }
        }
        //end if-else level > safety
        it = var_dump(x, addwhitespace, safety, level + 1);
        rtrn += it + ':' + dt + ',';
        if (addwhitespace) {
            rtrn += '\n' + spaces;
        }
        //end if addwhitespace
    }
    //end for...in
    if (addwhitespace) {
        rtrn = '{\n' + spaces + rtrn.substr(0, rtrn.length - (2 + (level * 3))) + '\n' + spaces.substr(0, spaces.length - 3) + '}';
    } else {
        rtrn = '{' + rtrn.substr(0, rtrn.length - 1) + '}';
    }
    //end if-else addwhitespace
    if (addwhitespace == 'html') {
        rtrn = rtrn.replace(/ /g, "&nbsp;").replace(/\n/g, "<br>");
    }
    //end if addwhitespace == html
    return rtrn;
}
//end function var_dump