alert("If you find any mistake or bug, please tell me in the comment.If you can't, don't forget to like it😀😀😀") function plusM() { var mins=document.getElementById('minute'); mins.value++; if(mins.value>=60){mins.value=0;} if(mins.value<10){mins.value="0"+mins.value} } function minusM() { var mins=document.getElementById('minute'); if (mins.value<=0){mins.value=60;} mins.value--; if(mins.value>=60){mins.value=0;} if(mins.value<10){mins.value="0"+mins.value} if (mins.value<0){mins.value=59;} } function plusS() { var secs=document.getElementById('second'); secs.value++; if(secs.value>=60){secs.value=0;} if(secs.value<10){secs.value="0"+secs.value} } function minusS() { var secs=document.getElementById('second'); if (secs.value<=0){secs.value=60;} secs.value--; if(secs.value>=60){secs.value=0;} if(secs.value<10){secs.value="0"+secs.value} if (secs.value<0){secs.value=60;} } var alo; function start() { var mins=document.getElementById('minute'); var secs=document.getElementById('second'); if(mins.value==0&&secs.value==0){ return; } else { alo=setInterval(ttt,1000); document.getElementById("start").style.display="none"; document.getElementById("button1").style.display="none"; document.getElementById("button2").style.display="none"; document.getElementById("button3").style.display="none"; document.getElementById("button4").style.display="none"; } } function ttt() { var mins=document.getElementById('minute'); var secs=document.getElementById('second'); secs.value--; if (secs.value<0) { secs.value=59; mins.value-- if(mins.value<10){ mins.value="0"+mins.value; }; } if(secs.value<10) {secs.value="0"+secs.value;}; if (secs.value==0&&mins.value==0) { clearInterval(alo); navigator.vibrate(2000); document.getElementById("start").style.display="inline"; document.getElementById("button1").style.display="inline"; document.getElementById("button2").style.display="inline"; document.getElementById("button3").style.display="inline"; document.getElementById("button4").style.display="inline"; } if (mins.valeu<10) { mins.value="0"+mins.value; }; }; function stop() { clearInterval(alo); document.getElementById("start").style.display="inline"; document.getElementById("button1").style.display="inline"; document.getElementById("button2").style.display="inline"; document.getElementById("button3").style.display="inline"; document.getElementById("button4").style.display="inline"; } function udalit(){ document.getElementById("start").style.display="inline"; document.getElementById("button1").style.display="inline"; document.getElementById("button2").style.display="inline"; document.getElementById("button3").style.display="inline"; document.getElementById("button4").style.display="inline"; var mins=document.getElementById('minute'); var secs=document.getElementById('second'); mins.value="00"; clearInterval(alo); secs.value="00"; // } function color1() { var alo=document.getElementById('body'); alo.style.backgroundColor='#8c1515' } function color2() { var alo=document.getElementById('body'); alo.style.backgroundColor='coral' } function color3() { var alo=document.getElementById('body'); alo.style.backgroundColor='#12475f' } function color4() { var alo=document.getElementById('body'); alo.style.backgroundColor='#eee' }

Sixth Code(Timer)