function post_to_url(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);      
     form.setAttribute("target", "_blank");      
     for(var key in params) {         
        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);    
    // Not entirely sure if this is necessary     
    form.submit(); 
    }