var back_plan_sound = new Array();
var back_street_sound = new Array();
var back_district_sound = new Array();


function back_plan_sound_load_string ()
{
//	new Ajax.Updater('workarea', '/ajax/back_plan_sounds.php', {method: 'get', evalScripts:true, insertion:Insertion.Bottom});
}

function back_plan_sound_load (string)
{
	sound_array = string.split(",");
	for (i=0; i<sound_array.length; i++)
	{
		back_plan_sound[i]=new Sound();
		back_plan_sound[i].loadSound(pic_host+sound_array[i], true);
	}
}

function back_street_sound_load ()
{
//	new Ajax.Updater('workarea', '/ajax/back_street_sounds.php', {method: 'get', evalScripts:true, insertion:Insertion.Bottom});
}

function back_district_sound_load ()
{
//	new Ajax.Updater('workarea', '/ajax/back_district_sounds.php', {method: 'get', evalScripts:true, insertion:Insertion.Bottom});
}

function back_plan_sound_stop ()
{
	for (i=0; i<back_plan_sound.length; i++)
	{
		back_plan_sound[i].stop();
	}
	opened_plan_sound = new Array();
}

function back_street_sound_stop ()
{
	for (i=0; i<back_street_sound.length; i++)
	{
		back_street_sound[i].stop();
	}
	opened_street_sound = new Array();
}

function back_district_sound_stop ()
{
	for (i=0; i<back_district_sound.length; i++)
	{
		back_district_sound[i].stop();
	}
	opened_district_sound = new Array();
}