通用PHP短域名生成小功能

	
	   生成
               

CSS代码：
#searchform{padding:2px}
.scdwz input{float:left;padding:2px 10px;width:75%;height:37px;border:1px solid #5db8f8;border-radius:2px 0 0 2px;background:#ebebeb;font:14px "Microsoft YaHei",Helvetica;line-height:37px;-webkit-appearance:none}
.scdwz button{position:relative;overflow:visible;width:25%;height:37px;border:0;border-radius:0 2px 2px 0;background:#5db8f8;color:#fff;cursor:pointer}