#head>
#/head>
#body>
#script>
a=3;
switch(a){
case 1:document.write("ini angka satu");
break;
case 2:document.write("ini angka dua");
break;
case 3:document.write("ini angka tiga");
break;
default:document.write("ini bukan angka satu,dua,tiga");
}
#/script>
#/body>
