function numberDoubled(n){     n = n+"";     return n.length==1?"0"+n:n; }
function date2string(d, sp){          sp = sp || "-";          var year = d.getFullYear();     var month = d.getMonth()+1;     var date = d.getDate();     var hour = d.getHours();     var min = d.getMinutes();     var sec = d.getSeconds();          return year + sp + numberDoubled(month) + sp + date + " " + numberDoubled(hour) + ":" + numberDoubled(min) + ":" + numberDoubled(sec); }
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