By changing the display style of the button, dynamic button swiping is achieved
The code copy is as follows:
<!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>Unt titled document</title>
</head>
<style>
.search{ background:#008800; color:#fff; border:none; height:26px; line-height:20px; width:63x;}
.searchhover{background:#000099; color:#fff; border:none; height:26px; line-height:20px; width:63px; }
</style>
</head>
<body onload="js()">
<input type="button" id="btn" name="btn" value="Login"/>
<input type="button" id="btn2" name="btn" value="Logout"/>
<script type="text/javascript" >
function js()
{
// Make ie6 button support hover attribute obj, the entity that wants to support hover is the style of btn:hover, and init is the initial style
obj="btn";
alert(navigator.appName);
if(navigator.appName == "Microsoft Internet Explorer" && parseFloat(navigator.appVersion) == 4){// Judgment ie6
var o = document.getElementsByName(obj);
for(var i=0;i<o.length;i++){
if(o[i].type == "button"){
//o[i].className = "search";
o[i].onmouseover = function(){ this.className = "searchhover"}
o[i].onmouseout = function(){ this.className = "search"};
}
}
}
}
</script>
</body>
</html>