用JavaScript做的漂浮的广告

DIVid=imgstyle=Z-INDEX:1000;POSITION:absoluteonMouseOver=stop()onMouseOut=()TABLEcellSpacing=0cellPadding=0border=0TRTDalign=rightAstyle=CURSOR:handonclick=closepiao()b关闭/b/A/TD/TRTRTDid='obja'ahref==objsrc=images/ad.jpgborder=0/a/TD/TR/TABLE/DIV%--悬浮窗口结束--%%--悬浮窗口开始--%SCRIPTlanguage=JavaScriptvarxPos=20;varyPos=document.body.clientHeight;varstep=2;vardelay=60;varheight=0;varHoffset=0;varWoffset=0;varyon=0;varxon=0;varpause=true;varinterval;img.style.top=yPos;functionchangePos(){width=document.body.clientWidth;height=document.body.clientHeight;Hoffset=img.offsetHeight;Woffset=img.offsetWidth;img.style.left=xPos+document.body.scrollLeft;img.style.top=yPos+document.body.scrollTop;if(yon){yPos=yPos+step;}else{yPos=yPos-step;}if(yPos0){yon=1;yPos=0;}if(yPos=(height-Hoffset)){yon=0;yPos=(height-Hoffset);}if(xon){xPos=xPos+step;}else{xPos=xPos-step;}if(xPos0){xon=1;xPos=0;}if(xPos=(width-Woffset)){xon=0;xPos=(width-Woffset);}}functionclosepiao(){document.all(img).style.display=none;}functionstop(){clearInterval(interval);}function(){//closepiao();//注释后显示飘img.visibility=visible;interval=setInterval('changePos()',delay);}();/SCRIPT