随机颜色大小显示tags

<div class="hotlist" id="ctag">
 [showtags]'',60,0,'num desc',0,'s,r','',1,''[/showtags]
 </div>

<script> 
 var bcolor = document.getElementById("ctag").getElementsByTagName("a"); 
 for(i=0;k=bcolor.length,i<k;i++) 
 { 
 var str = "0123456789ABCDEF"; 
 var t = "#"; 
 for(j=0;j<6;j++) 
 {t = t+ str.charAt(Math.random()*str.length);} 
 var fsize; 
 fsize=parseInt(Math.random()*(20)+6); 
 bcolor[i].style.color=t; 
 bcolor[i].style.fontSize=fsize + "px"; 
 } 
 </script>