js做输入提示功能

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1、.autoComplete{margin:8px;position:relative;float:left;}.autoCompleteinput{width:200px;height:25px;margin:0;padding:0;line-height:25px;}.autoCompleteul{z-index:-12

2、;padding:0px;margin:0px;border:1px#333solid;width:200px;background:white;display:none;position:absolute;left:0;top:28px;*margin-left:9px;*margin-top:2px;margin-top:1px;}.autoCompleteli{list-style:none;}.autoCompletelia{display:block;color:#000;text-decoration:none;padding:1px01px5p

3、x;_width:97%;}.autoCompletelia:hover{color:#000;background:#ccc;border:none;}//

4、

5、document,tag=tag?tag.toUpper

6、Case():"*";   if(document.getElementsByClassName){/*支持getElementsByClassName的浏览器*/       vartemp=node.getElementsByClassName(searchClass);       if(tag=="*"){           returntemp;       }else{           varret=newArray();           for(vari=0;i

7、mp[i].nodeName==tag)                   ret.push(temp[i]);           returnret;       }   }else{/*不支持getElementsByClassName的浏览器*/       varclasses=searchClass.split(""),           elements=(tag==="*"&&node.all)?node.all:node.getElementsByTagName(tag),           patterns=[],returnEle

8、ments=[],current,match;       vari=classes.length;       while(--i>=0)           patterns.push(newRegExp("(^

9、s)"+classes[i]+"(s

10、$)"));       varj=elements.length;       while(--j>=0){           current=elements[j],match=false;           for(vark=0,kl=patterns.length;k

11、          match=patterns[k].test(current.className);               if(!match)break;           }           if(match)returnElements.push(current);       }       returnreturnElements;   }};varaddEvent=(function(){/*用此函数添加事件防止事件覆盖*/   if(document.addEventListener){       returnfunction

12、(type,fn){this.addEventLis