带按钮的图片横幅广告

<HTML>
<HEAD>
<META http-equiv="Content-Type" content="text/html; charset=gb2312">
<TITLE>作业：五张图片轮换广告</TITLE>
<STYLE type="text/css">
.font-scroll{width:20px; text-align:center; padding-top:1px;cursor:hand;border:1 #414141 solid; font-size:9px;line-height:10px;}
div{line-height:3px;}
</STYLE>
 <SCRIPT language="JavaScript">
                var NowFrame = 1;
				var MaxFrame = 5;
				function scroll1(d1) {
				if(Number(d1)){
				clearTimeout(theTimer);  //当触动按扭时，清除计时器
				NowFrame=d1;                //设当前显示图片
				}
					for(var i=1;i<(MaxFrame+1);i++){
					if(NowFrame==i){
					document.getElementById(NowFrame).style.display='block';   //当前显示图片
					document.getElementById('bg'+NowFrame).color="#ff0000";
					}
					else
					{
					document.getElementById(i).style.display='none';
					document.getElementById('bg'+i).color="#414141";
					}
					}
			       { if(NowFrame == MaxFrame)   //设置下一个显示的图片
					NowFrame = 1;
				   else
					NowFrame++;}
					
					 theTimer=setTimeout('scroll1()', 3000);   //设置定时器，显示下一张图片
				}			
</SCRIPT> 
</HEAD>

<BODY onLoad="scroll1()">
<DIV><IMG src="image/class1-1.jpg" >
<IMG src="image/class1-2.jpg" >
<IMG src="image/class1-3.jpg" >
<IMG src="image/class1-4.jpg" >
<IMG src="image/class1-5.jpg" >


<DIV style="position:relative;left:430px;top:-100px;z-index:2;"><FONT class="font-scroll"  >5</SPAN></FONT></DIV>
</DIV>
</BODY>
</HTML>