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JavaScript implementation with closed button on the Web page floating advertising code

Source: Internet
Author: User
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  There are many ways to implement a floating picture with off functionality, here's how to use JavaScript, like the number of friends to understand the following

  Code as follows: <html>  <head>  <meta http-equiv= "Content-type" content= "text/html; charset=gb2312 ">  <title> Web page with close button floating AD code </title>  </head>  <body>  <div id= "img" style= "Position:absolute; left:311; Top:815;visibility:hidden "onmouseover=" clearinterval (interval) "onmouseout=" interval = setinterval (' Changepos () ') , delay) "align=" right >  <a href= "#" target= "_blank" ><img border= "0" src= "Picture path" onload= "return Imgzoom (this,600); "onclick=" Javascript:window.open (THIS.SRC); "style=" cursor:pointer; " /></a>  <span style= "Cursor:hand;color:red;font-weight:bold" onclick= "ClearInterval" (interval); img.style.visibility = ' hidden ' ">X</span>  </div>  <script language=javascript src=ff.js >    </script>  </body>  </html>    ff.js code   code is as follows: var xpos = 20;   var yPos = document.body.clientheight;  var step = 1;  var delay = 30;  var = 0;  var hoffset = 0;  var woffset = 0;  var yon = 0;  var Xon = 0;  var pause = true;  var interval;  img.style.top = ypos;  function Changepos () {  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.b ody.scrolltop;  if (yon) {  YPos = YPos + step; }  else {  yPos = ypos-step; }  If (YPos < 0) {  Yon = 1;  YPos = 0; }  if (YPos >= (height-hoffset)) {  Yon = 0;  YPos = (Height- Hoffset); }  if (xon) {  xpos = xpos + step; }  else {  xpos = xpos-step; }  if (xpos < 0) {  Xon = 1;  xpos = 0; }  if (xpos >= (width-woffset)) {  Xon = 0;  x Pos = (Width-woffSet); } }  function Start () {  img.style.visibility = "visible";  interval = setinterval (' Chan Gepos () ', delay); }  start (); 

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