$(document).ready(function(){
	$(".reply_button").click(function(){
		$(".comment_form").children("form").hide();
		$(this).hide();
		$(".reply_button").show();
		$(this).siblings(".comment_form").children("form").show();
	});

    $("#login").click(function(){
        $("#dialog").html('').dialog('destroy').dialog({modal: true, 
                             draggable: false,
                             title: 'Login',
                             resizable: false,
                             width: 250}).load('/login').dialog('open');
    });

    $("#register").click(function(){
        $("#dialog").html('').dialog('destroy').dialog({modal: true, 
                             draggable: false,
                             title: 'Site Registration',
                             resizable: false,
                             width: 250}).load('/registration').dialog('open');
    });
    if ($(window).height() > $('#side').height() + $('#side').height() / 2){
    if ($(document).height() > ($(document).scrollTop() + $('side').height())){
        $('#side').css('margin-top',$(document).scrollTop());
    }
    }
    $(window).scroll(function(){
        $('#side').css('height',343);
        if ($(window).height() > $('#side').height() + $('#side').height() / 2){
        if ($(document).height() > ($(document).scrollTop() + 
                $('#side').height())){
            $('#side').css('margin-top',$(document).scrollTop());
        }
        }
    });
});