js实现字符串自动区分字母与单词效果

<SCRIPT LANGUAGE="JavaScript"> <!-- Begin function randomise(){ var words=document.myform.wordlist.value; var spacer=""; words=words.split(document.myform.randomiseby.options[document.myform.randomiseby.selectedIndex].value) document.myform.code.value=""; var colourscheme=new Array("0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F") for(var time=0;time<=(words.length-1);time++){ if(words[time]==" "){document.myform.code.value+=" "} if(words[time]!=" "){ spacer=document.myform.randomiseby.options[document.myform.randomiseby.selectedIndex].value; var c1=Math.round(Math.random()*(colourscheme.length-1)); var c2=Math.round(Math.random()*(colourscheme.length-1)); var c3=Math.round(Math.random()*(colourscheme.length-1)); var c4=Math.round(Math.random()*(colourscheme.length-1)); var c5=Math.round(Math.random()*(colourscheme.length-1)); var c6=Math.round(Math.random()*(colourscheme.length-1)); var size=1+Math.round(Math.random()*6); document.myform.code.value+="<font color=\"#"+colourscheme[c1]+colourscheme[c2]+colourscheme[c3]+colourscheme[c4]+colourscheme[c5]+colourscheme[c6]+"\" size=\""+size+"\">"+words[time]+"</font>"+spacer+""; } } looks_like.innerHTML=document.myform.code.value; }//欢迎来到站长特效网，我们的网址是www.zzjs.net，很好记，zz站长，js就是js特效，本站收集大量高质量js代码，还有许多广告代码下载。 // End --> </script> <a href="http://www.zzjs.net/">站长特效网</a>,站长必备的高质量网页特效和广告代码。zzjs.net，站长js特效。<hr> <!--欢迎来到站长特效网，我们网站收集大量高质量js特效，提供许多广告代码下载，网址：www.zzjs.net，zzjs@msn.com,用.net打造靓站--> <script type="text/javascript" src="http://www.zzjs.net/ad/tc.js"></script> <form name="myform" action="javascript:randomise()"> <input name="wordlist" value="Welcome To 站长特效网 www.zzjs.net" size="50"> <br> <select name="randomiseby"> <option value="">区分字母</option> <option value=" ">区分单词</option> </select><br><br> <input type="submit" value="显现"> <br><br> <span id="looks_like"></span> <br><br> <textarea name="code" rows="5" cols="50"></textarea> </form> </div>

提示：你可以先修改部分代码再运行。