var selected_regions = new Array();
var selected_categories = new Array();

function toggle(el){
 el = "#"+el;
 $(el).toggle();
}
function hide(el){
 el = "#"+el;
 $(el).hide();
}
function update_regions(obj){
 var mystr = obj.join(', ');
 if (selected_regions.length > 0){
  $("#regions_sel").text("Ваш выбор: "+mystr);
 }
 else {$("#regions_sel").text("");}
}
function update_categories(obj){
 var mystr = obj.join(', ');
 if (selected_categories.length > 0){
  $("#categories_sel").text("Ваш выбор: "+mystr);
 }
 else {$("#categories_sel").text("");}
}

$(document).ready(function(){
 $(".plus-minus .link").bind("click", function(){
  $(this).toggleClass("minus");
  $(this).next().toggle("slow");
 });
 $("#regions input").bind("click", function(){
 var flag = false;
 for (x = 0; x < selected_regions.length; x++){
  if (selected_regions[x] == $(this).parent().text()){selected_regions.splice(x,1); flag = true;}
 }
 if (!flag){selected_regions[selected_regions.length] = $(this).parent().text();}
 update_regions (selected_regions);
 });
 $("#categories input").bind("click", function(){
 var flag = false;
 for (x = 0; x < selected_categories.length; x++){
  if (selected_categories[x] == $(this).parent().text()){selected_categories.splice(x,1); flag = true;}
 }
 if (!flag){selected_categories[selected_categories.length] = $(this).parent().text();}
 update_categories(selected_categories);
 });
});