可移动、可关闭、可导航的显示层

<script LANGUAGE="JavaScript"> var newtop=0; var newleft=0; if (navigator.appName == "Netscape") {; layerStyleRef="图层。"; layerRef="文档.层";样式开关=“”； };别的; {; layerStyleRef="图层.样式。"; layerRef="文档.all"; styleSwitch=".style"; };函数 doMouseMove() {;图层名称 = 'iit'; eval('var curElement='+layerRef+'["'+layerName+'"]') eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"'); eval('curElement'+styleSwitch+'.visibility="visible"') eval('newleft=document.body.clientWidth-curElement'+styleSwitch+'.pixelWidth') eval('newtop=document.body.clientHeight-curElement'+ styleSwitch+'.pixelHeight') eval('height=curElement'+styleSwitch+'.height') eval('width=curElement'+styleSwitch+'.width') width=parseInt(width) height=parseInt(height) if (event. clientX > (document.body.clientWidth - 5 - 宽度)) { newleft=document.body.clientWidth + document.body.scrollLeft - 5 - 宽度 } else { newleft=document.body.scrollLeft + event.clientX } eval(' curElement'+styleSwitch+'.pixelLeft=newleft') if (event.clientY > (document.body.clientHeight - 5 - 高度)) { newtop=document.body.clientHeight + document.body.scrollTop - 5 - 高度 } else { newtop=document.body.scrollTop + event.clientY } eval('curElement'+styleSwitch+'.pixelTop=newtop') } document.onmousemove = doMouseMove; </script> <script language="javascript"> if (navigator.appName == "Netscape") { } else { document.write('<div ID=OuterDiv>') document.write('<img ID=iit src="" STYLE="position:absolute;TOP:5pt;LEFT:5pt;Z-INDEX:10;visibility:hidden;">') document.write('</div>') } </script>