The more convenient onMouseWheel zoom picture effect [original]_image special effects

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<script> <br>function bbimg(o) <br>{ <br> var zoom=parseInt(o.style.zoom, 10)||100; <br> zoom =event.wheelDelta/ 12; <br> if (zoom>0) o.style.zoom=zoom '%'; <br>} <br>function addthis() <br>{ <br>var e=window.event?window.event :e; <br>var srcE=e.srcElement?e.srcElement:e.target; <br>if(!srcE) return; <br>//author:reterry(dxy) www.jb51.net welcomes reprinting, Please indicate the source when reprinting. <br>if (String(srcE.tagName).toLowerCase()=='img'){ <br>//alert('OK'); <br>bbimg(srcE) <br>} <br>} <br>function backthis(){ <br>var e=window.event?window.event:e; <br>var srcE=e.srcElement?e.srcElement:e.target; <br>if(!srcE) return ; <br>//author:reterry(dxy) www.jb51.net welcomes reprinting, please indicate the source when reprinting. <br>if ((String(srcE.tagName).toLowerCase()=='img')&&(window.event.ctrlKey)){ <br>//alert('OK'); <br>srcE.style .zoom='100%'; <br>}} <br>document.onmousewheel=addthis; <br>document.onmouseout=backthis; <br></script>


Scroll with the mouse wheel to view the effect. Author:reterry(dxy) www.jb51.net welcomes reprinting. Please indicate the source when reprinting.
Hold the ctrl key and move the mouse away from the image to restore the original size