- 时间:2020-10-30 12:39 编辑: 来源: 阅读:
- 扫一扫,手机访问
摘要:鼠标滚轮改变图片大小的示例代码
[b]鼠标滚轮改变图片大小的示例代码[/b]
<script>
function onWheelZoom(obj){
zoom = parseFloat(obj.style.zoom);
tZoom = zoom + (event.wheelDelta>0 ? 0.05 : -0.05);
if( tZoom > 1 || tZoom<0.1 ) return true;
obj.style.zoom=tZoom;
return false;
}
</script>
<a href="javascript:window.close()"><img
src="http://files.jb51.net/file_images/article/201311/20131120101711.png" style="zoom:1;"
onmousewheel='return onWheelZoom(this)'></a>