About the implementation of JS effect function

window.onerror = function(a,b,c,d,e){ （new Image).src = '/m?p=${location.href}&a=${a}&b=${b}&c=${c}&d=${d}&e=${e.statck}' }

tail -f access.log | awk '/m/{c++; print c,$0} {}'

function curentTime(){ var now = new Date(); var year = now.getFullYear(); var month = now.getMonth() + 1; var day = now.getDate(); var hh = now.getHours(); var mm = now.getMinutes(); var ss = now.getSeconds(); var clock = year + "-"; if(month < 10) clock += "0"; clock += month + "-"; if(day < 10) clock += "0"; clock += day + " "; if(hh < 10) clock += "0"; clock += hh + ":"; if (mm < 10) clock += '0'; clock += mm + ":"; if (ss < 10) clock += '0'; clock += ss; return(clock);