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我收藏的类似功能的代码,自己修改吧~<html>
<head>
<script language="JavaScript">
<!--
//EYEspin_dhtml (c) Petre Stefan
//email: eyecon@eyecon.ro
//website: www.eyecon.ro
//Modified by JavaScriptKit.com for relative positioning of menu
//please leave this copyright notice intact
eye={p:0,x:0,y:0,w:0,h:0,r:0,v:0,s:0,isVertical:0,a1:0,a2:0,a3:0,color:'#ffffff',colorover:'#ffffff',backgroundcolor:'#0099ff',backgroundcolorover:'#000000',bordercolor:'#000000',fontsize:12,fontfamily:'Arial',pas:0,spinmenu:function(){this.p=this.r/this.s;this.a1=this.a2=this.isVertical?0:Math.PI/2},spinmenuitem:function(a7,a6,a5){a4=" onclick='window.open(\""+a6+"\""+(a5?(",\""+a5+"\""):",\"_self\"")+")'";document.write("<div id='spinmenu"+this.a3+"' style='cursor:pointer;cursor:expression(\"hand\");position:absolute;width:"+this.w+"px;left:"+this.h+"px;"+"background-color:"+this.backgroundcolor+";color:"+this.color+";border:1px solid "+this.bordercolor+";font:normal "+this.fontsize+"px "+this.fontfamily+";text-align:center;cursor:default;z-Index:1000;' onmouseover='this.style.color=\""+this.colorover+"\";this.style.backgroundColor=\""+this.backgroundcolorover+"\"'"+ "onmouseout='this.style.color=\""+this.color+"\";this.style.backgroundColor=\""+this.backgroundcolor+"\"'"+a4+">"+a7+"</div>");this.a3++},muta:function(){a8=document.getElementById("controale");for(i=0;i<this.a3;i++){a9=document.getElementById("spinmenu"+i+"");a9s=a9.style;if(this.isVertical){xi=parseInt(this.r*Math.cos(this.a1+i*this.pas))/this.s;yi=parseInt(this.r*Math.sin(this.a1+i*this.pas));a10=(this.p+xi)/(2*this.p);a11=this.fontsize*(this.p+xi)/(2*this.p)+2;a12=parseInt(100*(this.p+xi)/(2*this.p))}else{xi=parseInt(this.r*Math.cos(this.a1+i*this.pas));yi=parseInt(this.r*Math.sin(this.a1+i*this.pas))/this.s;a10=(this.p+yi)/(2*this.p);a11=this.fontsize*(this.p+yi)/(2*this.p)+2;a12=parseInt(100*(this.p+yi)/(2*this.p))};a13=(this.w-20)*a10+20;a14=(this.h-20)*a10+10;a9s.top=(yi+this.y-a14/2)+"px";a9s.left=(xi+this.x-a13/2)+"px";a9s.width=a13+"px";a9s.fontSize=a11+"px";a9s.zIndex=a12};a8.style.top=this.y+(this.isVertical?this.r:this.p)+this.h/2+6;a8.style.left=this.x-a8.offsetWidth/2;if(this.a1!=this.a2){this.a1=(this.a1>this.a2)?(this.a1-this.pas/this.v):(this.a1+this.pas/this.v);if(Math.abs(this.a1-this.a2)<this.pas/this.v)
this.a1=this.a2;setTimeout("eye.muta()",10)}},spinmenuclose:function(){this.pas=2*Math.PI/this.a3;document.write('<div id="controale" style="position:absolute"><button type="" onclick="eye.a2+=eye.pas;eye.muta()" onfocus="this.blur()"><<</button> <button type="" onclick="eye.a2-=eye.pas;eye.muta()" onfocus="this.blur()">>></button></div>');eye.muta()}};
function getposOffset(what, offsettype){var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;var parentEl=what.offsetParent;while (parentEl!=null){totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft :totaloffset+parentEl.offsetTop;parentEl=parentEl.offsetParent;}return totaloffset;
}
//-->
</script>
</head>
<body>
<script type="text/javascript">
eye.isVertical = 0; //if it's vertical or horizontal [01]
eye.x = 400; // x offset from point of insertion on page
eye.y = 70; // y offset from point of insertion on page
eye.w = 150; // item's width
eye.h = 30; // height
eye.r = 100; // menu's radius
eye.v = 20; // velocity
eye.s = 8; // scale in space (for 3D effect)
eye.color = '#ffffff'; // normal text color
eye.colorover = '#ffffff'; // mouseover text color
eye.backgroundcolor = '#0099ff'; // normal background color
eye.backgroundcolorover = '#990000'; // mouseover background color
eye.bordercolor = '#000000'; //border color
eye.fontsize = 12; // font size
eye.fontfamily = 'Arial'; //font family
if (document.getElementById){
document.write('<div id="spinanchor" style="height:'+eval(eye.h+20)+'"></div>')
eye.anchor=document.getElementById('spinanchor')
eye.spinmenu();
eye.x+=getposOffset(eye.anchor, "left") //relatively position it
eye.y+=getposOffset(eye.anchor, "top") //relatively position it
//menuitem: eye.spinmenuitem(text, link, target)
eye.spinmenuitem("alixixi","http://www.alixixi.com");
eye.spinmenuitem("download","http://down.alixixi.com");
eye.spinmenuitem("js","http://js.alixixi.com");
eye.spinmenuitem("book","http://book.alixixi.com");
eye.spinmenuitem("cool","http://cool.alixixi.com");
eye.spinmenuitem("tool","http://tool.alixixi.com");
eye.spinmenuclose();
}
</script>
</body>
</html>
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