javascript - Stop timeout within a function from another function -

function one(){    settimeout(function(){              two();     },3000); }  function two(){    settimeout(function(){              one();     },3000); }  function stop(){    alert('this should run,and functions above should stop'); } 

i want stop autorun of first 2 functions,when click on third. now,if click on third,the alert shows up,but loop continue.any way of doing this?

var onetimeout, twotimeout;  function one(){    onetimeout = settimeout(function(){              two();     },3000); }  function two(){    twotimeout = settimeout(function(){              one();     },3000); }  function stop(){    cleartimeout(onetimeout);    cleartimeout(twotimeout);    alert('this should run,and functions above should stop'); }