function showshides(id) 
{ 

		var html = document.getElementById('content-' + id); 
        var img = document.getElementById('img-' + id);
		var ajax = new tbdev_ajax(); 
		ajax.onShow (''); 
		var varsString = ""; 
		ajax.requestFile = "blocks.php"; 
		ajax.setVar("bid", id); 		
        if (img.title != 'Скрыть')
        { 
                  img.src = 'themes/Gray/images/minus.gif'; 
                  img.title = 'Скрыть';
				  ajax.setVar("act", "show");
		}
		else
		{ 
                  img.src = 'themes/Gray/images/plus.gif'; 
                  img.title = 'Показать';
				  ajax.setVar("act", "hide");
		} 
		ajax.method = 'GET'; 
		ajax.element = 'content-' + id; 
		ajax.sendAJAX(varsString);
}