position:{

        my: 'top left', 

        at: 'bottom right',

      }

    }

  );

}

/**

 * \brief

 *   Add a section to a class.

 */

function add_section_n(cnum, name, synonym, stime, etime, days, prof, location, type)

{

    jQuery('.pclass'+cnum).after(genSectionHtml_n(cnum, name, synonym, stime, etime, days, prof, location, type));

    sectionsOfClass[cnum] ++;

    /* store course_i in a place the newly added section will look for it */

    jQuery('.pclass' + cnum).next().data({course_i: cnum});

    /* unhide the saturday columns if it's used by autocomplete data */

    if (days.s)

	jQuery('#jsrows col.saturday').removeClass('collapsed');

}

function add_section(cnum)

{

}

/**

 * Add a list of sections gotten via an AJAX call.

 */

function add_sections(cnum, data)

{

    var i;

    if (!data.sections)

	return;

    /*

     * we get the sections in the correct order. For the user to see

     * them in the correct order, we must reverse the add_setion_n()

     * calls.

     */

    for (i = data.sections.length - 1; i >= 0; i --)

	{

	    section = data.sections[i];

	    add_section_n(cnum, section.section, section.synonym, section.time_start, section.time_end, section.days, section.prof, section.location, section.type);

	}

    /*

     * Handle course-level interdependencies.

     */

}

/**

 * \brief

 *   Figure whether or not a given course entry has sections.

 *

 * \param course_i

 *   The internal javascript representation of a course entry.

 * \return

 *   true or false.

 */

function course_has_sections(course_i)

{

    return sectionsOfClass[course_i] > 0;

}

/**

 * \brief

 *   Figure out whether or not an empty course entry has become filled

 *   or whether a full course has become emptied and react.

 *

 * This mainly ensures that there is always exactly one course entry

 * spot, eliminating the need of an ``Add class'' button.

 *

 *   If this is not being called as a 'change' or 'keyup' event

 */

{

    var me;

    else

	me = jQuery(this);

    if (course_i == slate_permutate_course_free && (me.val().length || course_has_sections(course_i)))

	{

	    /* I am no longer the empty course entry */

	    slate_permutate_course_free = -1;

	    add_class();

	}

    if (course_i != slate_permutate_course_free && !(me.val().length || course_has_sections(course_i)))

	{

	    /* I am now an empty course entry */

	    /* kill an other empty course entry if it exists... */

	    if (slate_permutate_course_free != -1)

		course_remove(slate_permutate_course_free);

	    slate_permutate_course_free = course_i;

	}

}

/**

 * \brief

 *   Render a slate_permutate-encoded time-of-day.

 *

 * \param time_str

 *   A four-character representation of a time of day based on a

 *   time's 24-hour representation.

 * \return

    return hour_str + ':' + time_str.substr(2) + ' ' + m + 'm';

}

//--------------------------------------------------

// Items bound to pageload/events

//--------------------------------------------------

jQuery(document).ready(function() {

	//--------------------------------------------------

	// Deletes the selected class from input

	//--------------------------------------------------

	jQuery('.deleteClass').live('click', function() {

		if(confirm('Delete class and all sections of this class?')) {

		    course_remove(jQuery(this).parent().parent().data('course_i'));

		}

	});

	//--------------------------------------------------

	// Deletes the selected section from the input

	//--------------------------------------------------

	jQuery('.deleteSection').live('click', function() {

	  // Decreases the total number of classes

		var course_i = jQuery(this).parent().parent().data('course_i');

		sectionsOfClass[course_i]--;

	  // Find the ID cell of the row we're in

	  var row = jQuery(this).parent().parent().find(".sectionIdentifier");

	  // The first input is the one containing the section ID

	  var toMatch = jQuery(row).find("input").val();

	  // This gets the second class of the row, "class#"

	  var classClass = "." + jQuery(row).parent().attr("class").split(" ")[1];

	  // Iterate over each section of this class

	  jQuery(classClass).each( function() {

	    // If this section has the same course ID as the item clicked, remove it.

	    if(jQuery(this).find("input").val() == toMatch){

		jQuery(this).remove();

	    }

	  });

	});

	jQuery('.className').live('change', course_free_check).live('keyup', course_free_check);

	//--------------------------------------------------

	// Bind the section-adding method

	//--------------------------------------------------

	jQuery('.addSection').live('click', function() {

		var course_i = jQuery(this).parent().parent().data('course_i');

		add_section(course_i);

	});

	//--------------------------------------------------

	// Default text

	//--------------------------------------------------

	jQuery(".defText").focus(function(srcc)

	{

	    if (jQuery(this).val() == jQuery(this)[0].title)

	    {

		jQuery(this).removeClass("defaultTextActive");

		jQuery(this).val("");

	    }

	});

	jQuery(".defText").blur(function()