<html><head><title>Tsklid</title></head>
<body>
<script>
 i=0;
 while(i<10){
   document.write("a");
   i++;
 }
</script>

<script>
 for(i=0; i<10; i++){
   document.write("b");
 }
</script>

<script language="Javascript1.2">
 i=0;
 do{
   document.write("c");
   i++; 
 }while(i<10);
</script>
</body>
</html>
