jquery.selectonfocus.js #1

(function($) {
    $.fn.selectonfocus = function() {
        this.on('focus', function() {
            var jEl = jQuery(this);
            jEl.select();
            
            // Work around Chrome's little problem
            jEl.on('mouseup', function() {
                // Prevent further mouseup intervention
                jEl.off("mouseup");
                return false;
            });
        });
        this.focus();
    };
}(jQuery));