我已經(jīng)做好了HTML頁(yè)面如下:<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>無(wú)標(biāo)題文檔</title><style type="text/css">#tab { overflow:hidden; width:400px; height:250px; position:relative; float:left;}</style></head><body><div id="tab"><img src="img/01.jpg" width="400" height="250"/><img src="img/02.jpg" width="400" height="250"/><img src="img/03.jpg" width="400" height="250"/></div><script></script></body></html>如何用window.onload=function(){寫(xiě)上一個(gè)定時(shí)器},具體用JS怎么寫(xiě)...謝謝
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<!DOCTYPE html><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>無(wú)標(biāo)題文檔</title><style type="text/css">#tab { overflow:hidden; width:400px; height:250px; position:relative; float:left;}#tab>img:not(:first-child){ display:none; } </style><script> window.onload = function(){ var images = document.getElementsByTagName('img'); var pos = 0; var len = images.length; setInterval(function(){ images[pos].style.display = 'none'; pos = ++pos == len ? 0 : pos; images[pos].style.display = 'inline'; },1000); };</script> </head> <body><div id="tab"> <img src="img/01.jpg" width="400" height="250"/> <img src="img/02.jpg" width="400" height="250"/> <img src="img/03.jpg" width="400" height="250"/></div></body></html> |
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