| //横向滚动条同步<div id="div1" style="width:500px; overflow:scroll;"  onscroll="document.getElementById('div2').scrollLeft = this.scrollLeft;">
 <div style="width:800px; height:50px;"></div>
 </div>
 <div id="div2" style="width:500px; overflow:scroll;"  onscroll="document.getElementById('div1').scrollLeft = this.scrollLeft;">
 <div style="width:800px; height:50px;"></div>
 </div>
 
 //竖向滚动条同步
 <div id="div1" style="width:500px; overflow:scroll;"  onscroll="document.getElementById('div2').scrollTop = this.scrollTop;">
 <div style="width:800px; height:50px;"></div>
 </div>
 <div id="div2" style="width:500px; overflow:scroll;"  onscroll="document.getElementById('div1').scrollTop = this.scrollTop;">
 <div style="width:800px; height:50px;"></div>
 </div>
 
 |