<script>
function aa(obj){
obj.style.backgroundColor="0000FF";
obj.style.color="FFFFFF"
}
function bb(obj){
obj.style.backgroundColor="";
obj.style.color=""
}
</script>
<input type=button value="asdfd" id="aaa" onmouseover="aa(this)" onmouseout="bb(this)">
function aa(obj){
obj.style.backgroundColor="0000FF";
obj.style.color="FFFFFF"
}
function bb(obj){
obj.style.backgroundColor="";
obj.style.color=""
}
</script>
<input type=button value="asdfd" id="aaa" onmouseover="aa(this)" onmouseout="bb(this)">
<HEAD>
<TITLE> New Document </TITLE>
<style>
.over {
background-color:#AAAAFF;
color:#FFFFFF;
}
.out {
background-color:;
color:;
}
</style>
</HEAD>
<BODY>
<input type=button value="asdfd" id="aaa" onmouseover="this.className='over'" onmouseout="this.className='out'">
</BODY>
</HTML>