how to put a php from variable in java

[Baabu]

<script>
setTimeout("location='index.php'", 3000); // Execute the statement location='index.php' after 3000 miliseconds (3 seconds)
</script>

well how can i put $url="http://www.somesite.com" in place of index.php in the above script

[aebstract]

 setTimeout("location=$url", 3000); 

?

[Baabu]

well this worked but how should i make it work for a php variable

<script>

$url="http://mysite.com"

setTimeout("location=$url", 3000); // Execute the statement location='index.php' after 3000 miliseconds (3 seconds)

</script>

 

i want to know how to use it with this form

<?php

  $url="http://mysite.com"

?>

<script>

setTimeout("location='$url'", 3000); // Execute the statement location='index.php' after 3000 miliseconds (3 seconds)

</script>