Open a new window in Javascript on form submit

delegateFormInNewWindow.js

function delegateFormInNewWindow(form, width, height) {
    var left = (screen.width/2)-(width/2);
    var top = (screen.height/2)-(height/2);
    var dialog = window.open(form.action, '_form', 'resizable,width='+width+',height='+height+',top='+top+',left='+left );
    form.target='_form';
    return dialog;
}


$(function() {
    $('form').on('submit', function(evt) {
        delegateFormInNewWindow(this, 800, 400);
    });
});