// regular post request simulation
function post(action, params)
{
var form = document.createElement('form');
form.method = 'post';
form.action = action;
form.style.display = 'none';
document.body.appendChild(form);

var div = document.createElement('div');
form.appendChild(div);

var submit = document.createElement('input');
submit.type = 'submit';
div.appendChild(submit);

for (var i in params) {
if (typeof(params[i]) == 'object') {
for (var j in params[i]) {
var textarea = document.createElement('textarea');
textarea.name = j;
textarea.value = params[i][j];
div.appendChild(textarea);
}
} else {
var textarea = document.createElement('textarea');
textarea.name = i;
textarea.value = params[i];
div.appendChild(textarea);
}
}

submit.click();
}