JS将日期转换为英文格式输出

<script language="javascript"> 
    var dt = new Date(); 
    var m=new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Spt","Oct","Nov","Dec"); 
    var w=new Array("Monday","Tuseday","Wednesday","Thursday","Friday","Saturday","Sunday"); 
    var d=new Array("st","nd","rd","th"); 
    mn=dt.getMonth(); 
    wn=dt.getDay(); 
    dn=dt.getDate(); 
    var dns; 
    if(((dn%10)<1) ||((dn%10)>3)){ 
    dns=d[3]; 
    } 
    else 
    { 
    dns=d[(dn%10)-1];
    if((dn==11)||(dn==12)){ 
    dns=d[3]; 
    } 
    } 
    document.write(m[mn]+" "+dn+dns+" " +w[wn-1]+" "+dt.getFullYear()); 
</script>  

　　

 

输出格式：Feb 12th Wednesday 2014