var    old_clicked  = '';
/**
 *
 */
function reset_sub_nav(){
    $('topsubnav').innerHTML='<ul class="subnavlist"><li class="parent"><a class="sub_nav_item dark" href="/mission_and_vision.html?link=about.html&title=About">About CouchSurfing</a></li></ul>';
}


function fastTrEngine(params) {
	var p;
	p = window.location.href.indexOf('fast_engine');
	if ( p > 0 ) {
		params[window.location.href.substr(p - 9, 20)] = '1';
	}
	return params;
}


function change_box_to(name, page){
	var params;
    $('title_text').innerHTML = '<img src="/images/round_ajax.gif">Loading...';
    var cool_name             = name+'_a';
    if( old_clicked != '' )
        $(old_clicked).className = '';
    $(cool_name).className    = 'current';
    old_clicked               = cool_name;
	params = {
		ajax_action: 'true',
		box: name,
		page: page
	};
    new Ajax.Request('/mission_and_vision.html',
    {
        method      : 'get',
        parameters  : params,
        onSuccess   :
        function(transport){
            var response                 = transport.responseText || " ";
            $('main_content').innerHTML  = response;
            reset_sub_nav();
            
        },
    
        onComplete:
        function(){
            
        },
        onFailure   : function(){
            window.back()
        }
    });

}

function change_box_to_url(url, title){
	var params;
    var name = 'all';
    var page = 0;

    $('title_text').innerHTML = '<img src="/images/round_ajax.gif">Loading...';
    if( old_clicked != '' )
        $(old_clicked).className = '';
	params = {
		ajax_action: 'true',
		ajax_menu_action: 'true',
		box: name,
		page: page,
		url: url
	};
	fastTrEngine(params);
    new Ajax.Request('/mission_and_vision.html',
    {
        method      : 'get',
        parameters  : params,
        onSuccess   :
        function(transport){
            var response                 = transport.responseText || " ";
            //reset_sub_nav_();
            $('main_content').innerHTML  = response;
            var prev    =  $('title_text').innerHTML;
            $('title_text').innerHTML = '<img src="/images/round_ajax.gif">Loading...';
            new Ajax.Updater('body_box', url, { method: 'get',
                                                parameters  : {ajax_menu_action: 'true' },
                                                onSuccess   :
                                                    function(transport){
                                                        $('title_text').innerHTML  = title;
                                                    }
                                              }
                              );
            $('view_settings').hide();
            $('title_text').innerHTML   = title;

        },

        onComplete:
        function(){

        },
        onFailure   : function(){
            window.back()
        }
    });
   

}