// JavaScript Document

function fn_menu_over(id) {
         document.getElementById(id).className='cat_active_link';
}
function fn_menu_out(id) {
         document.getElementById(id).className='cat_td';
}

function fn_in_cat_style(id) {
         document.getElementById('in_cat_'+id).className='in_cat_'+id+'_side_act';
}
function fn_in_cat_style_out(id) {
         document.getElementById('in_cat_'+id).className='in_cat_'+id+'_side';
}

function fn_item_ch_images(id, prefix) {
    i=1;
    while(1)
     {
       if (!document.getElementById(prefix + '_' + i))
           break;
       document.getElementById(prefix + '_' + i).className = '';
       i++;
    }
        document.getElementById(prefix+'_'+id).className = 'sel';
        document.getElementById('mid_img').src = 'http://www.mymacbook.ru/images/'+prefix+'/img_mid_'+prefix+'_'+id+'.jpg';
        return false;
}