post-to-url.js

/**
 * Send data to the given URL via a POST request. Or GET if specified.
 * 
 * Origially from Rakesh Pai & Yuck: http://stackoverflow.com/a/133997/440643
 *
 * @param string path
 * @param object params
 * @param string method
 */
function postToURL(path, params, method) {
    method = method || "post"; // Set method to post by default if not specified.

    // The rest of this code assumes you are not using a library.
    // It can be made less wordy if you use one.
    var form = document.createElement("form");
    form.setAttribute("method", method);
    form.setAttribute("action", path);

    for(var key in params) {
        if(params.hasOwnProperty(key)) {
            var hiddenField = document.createElement("input");
            hiddenField.setAttribute("type", "hidden");
            hiddenField.setAttribute("name", key);
            hiddenField.setAttribute("value", params[key]);

            form.appendChild(hiddenField);
         }
    }

    document.body.appendChild(form);
    form.submit();
}