function activateChatTab() {
		$('search_tab').removeClass('chat_active_tab');		
		$('search_tab').addClass('chat_inactive_tab');
		$('search_tab_border').removeClass('active_tab_border');		
		$('search_tab_border').addClass('inactive_tab_border');		
		$('chat_tab').removeClass('chat_inactive_tab');		
		$('chat_tab').addClass('chat_active_tab');		
		$('chat_tab_border').removeClass('inactive_tab_border');		
		$('chat_tab_border').addClass('active_tab_border');		
		$('chat_window_messages_div').style.display = 'block';
		$('chat_form_content').style.display = 'block';
		$('chat_search_panel').style.display = 'none';
		$('chat_search_content').style.display = 'none';
		$('chat_scroll_area').style.display = 'block';
		$('search_scroll_area').style.display = 'none';
}

function activateSearchTab() {
		$('chat_tab').removeClass('chat_active_tab');		
		$('chat_tab').addClass('chat_inactive_tab');		
		$('chat_tab_border').addClass('active_tab_border');		
		$('chat_tab_border').addClass('inactive_tab_border');		
		$('search_tab').removeClass('chat_inactive_tab');		
		$('search_tab').addClass('chat_active_tab');		
		$('search_tab_border').removeClass('inactive_tab_border');		
		$('search_tab_border').addClass('active_tab_border');
		$('chat_window_messages_div').style.display = 'none';
		$('chat_form_content').style.display = 'none';
		$('chat_search_panel').style.display = 'block';
		$('chat_search_content').style.display = 'block';
		$('chat_scroll_area').style.display = 'none';
		$('search_scroll_area').style.display = 'block';
}


function doChatSearch(){
	
	var chat_thing = $('chat_thing').value;
	var chat_price_before = $('chat_price_before').value;
	
	var obj_val_name = 'chat_obj_';
	var dis_val_name = 'chat_dis_';
	var obj_sel_list = '';
	var dis_sel_list = '';
	
	
	for(i=0; i<chatDistrictsIds.length; i++) {
		disItemName = dis_val_name + chatDistrictsIds[i];
		if($(disItemName).value != '') {
			if(dis_sel_list != '') {
				dis_sel_list += ',';
			}
		    dis_sel_list += chatDistrictsIds[i];	
		}
	}

	for(i=0; i<aptChatObjectsIds.length; i++) {
		objItemName = obj_val_name + aptChatObjectsIds[i];
		if($(objItemName).value != '') {
			if(obj_sel_list != '') {
				obj_sel_list += ',';
			}
		    obj_sel_list += aptChatObjectsIds[i];	
		}
	}

	
	var chat_search_request = new Request({
		url: 'modules/chat_search.php',
		data: {thing: chat_thing, objects: obj_sel_list, districts: dis_sel_list, price_before: chat_price_before},
		method: 'post',
		noCache: true,
		onSuccess: function(responseText, responseXML) {
			$('chat_search_content').set('html', responseText);
			if (searchScroller) {
				searchScroller.update();		
			}
		}
	});
	chat_search_request.send();
	
	
	
	
	return false;
}