35 lines
536 B
JavaScript
35 lines
536 B
JavaScript
window.$ = (query,el=document)=>{
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return el.querySelector(query);
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};
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window.onload = ()=>{
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doStep(0);
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};
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let bannerDOM = $('#banner');
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let doStep = (num)=>{
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bannerDOM.style.backgroundPosition = '0% '+(num*-100)+'%';
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bannerDOM.style.width = '960px';
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setTimeout(()=>{
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bannerDOM.setAttribute('retract','true');
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setTimeout(()=>{
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bannerDOM.style.width = '0px';
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setTimeout(()=>{
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bannerDOM.removeAttribute('retract');
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setTimeout(()=>{
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doStep(num+1);
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},100);
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},1000);
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},100);
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},9000);
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}; |