Prevent click-jacking

gistfile1.js

    $(document).ready(function() {
        // Prevent click-jacking
        if (top != self) {
            $('body').html('<h1>Unauthorized</h1>')
        }
    });

//// ============

try {
    if ((self.parent && !(self.parent === self)) && (self.parent.frames.length != 0)) {
        self.parent.location = document.location;
    }
} catch(e) { }