function setCookie (name, value, expires, path, domain, secure) {
      document.cookie = name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}
function getCookie(name) {
        var cookie = " " + document.cookie;
        var search = " " + name + "=";
        var setStr = null;
        var offset = 0;
        var end = 0;
        if (cookie.length > 0) {
                offset = cookie.indexOf(search);
                if (offset != -1) {
                        offset += search.length;
                        end = cookie.indexOf(";", offset)
                        if (end == -1) {
                                end = cookie.length;
                        }
                        setStr = unescape(cookie.substring(offset, end));
                }
        }
        return(setStr);
}
function setMyBMW(myBMW)
{
	alert(myBMW);
   setCookie ('myBMW', myBMW, "Mon, 01-Jan-2050 00:00:00 GMT", "/",'.bmw.сс');
   loadMyBMW();
}
function loadMyBMW()
{
         myBMW=getCookie('myBMW')==null?'s7':getCookie('myBMW');

         document.getElementById('b'+'s1').className='sc_a';
         document.getElementById('b'+'s3').className='sc_a';
         document.getElementById('b'+'s5').className='sc_a';
         document.getElementById('b'+'s6').className='sc_a';
         document.getElementById('b'+'s7').className='sc_a';
         document.getElementById('b'+'x3').className='sc_a';
         document.getElementById('b'+'x5').className='sc_a';
         document.getElementById('b'+'z4').className='sc_a';

         document.getElementById('b'+myBMW).className='sc_a_s';
         
         alert(myBMW);
         document.getElementById('myBMWPic').src='/images/'+myBMW+'.jpg';
}