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Javascript ?? ????: ? ????? js ??? ??

JavaScript ??? html ??? ?? ??? ??? ? ??? ????? ????? ??? ?? ??? ?????.
<head> ??? ?????.
?? ???? ??? ???? head ??? <script> ??? ???? ????. ???? ??? ??? ?? ?????.
<body> ??? ????.
?????? ? ???? ??? JavaScript ??? ?????.

?? ??: 

<!DOCTYPE html>
<html>
<head>
	<title>javascript</title>
	<script type="text/javascript"></script>
</head>
<body>

</body>
</html>

?? ??? ?? js ??? head ??? ?????.

? body? ??? ? ???, ?? ??? 

<!DOCTYPE html>
<html>
<head>
	<title>javascript</title>
</head>
<body>
	<script type="text/javascript">
		
	</script>
</body>
</html>

??: ???? ??? JavaScript? HTML ???? ?? ??? ??? ? ??? ????? HTML? ??? ?? ??????? ?? ????? ?? ?????. ?? ?? ??? ?? ???? ?? js? ???? ?? ????? ??(??? ??? CSS ?? ?) ??? ??? ?? ??? ???? ?? ??? ???? ???. ??? ?? ?? ??? ????.

js ??? ??? ???????

<script type="text/javascript">
js ?;
</script>

? js ? ??? ??? ??? ????? ?? ???. ? ? ??? ???, ?? ??? ????? ?? ??? ???. ???? ??? ???????. : 

<!DOCTYPE html>
<html>
<head>
	<title>javascript</title>
</head>
<body>
	<script type="text/javascript">
		document.write("HELLO    ");
		document.write("WORLD");
	</script>
</body>
</html>

??: document.write? ?? ??????. ?? ???? ??? ???????

???? ??
||
<!DOCTYPE html> <html> <head> <title>javascript</title> </head> <body> <script type="text/javascript"> document.write("HELLO "); document.write("WORLD"); </script> </body> </html>