<html>
<head>
<body>
<?php
function run_php_function()
{
echo "php function that run when click on form 'Search' button: input type=submit...";
}
if (isset($_POST['query']) && !empty($_POST['query']))
{
run_php_function();
}
?><form method="post" action="<?php echo htmlentities($_SERVER['PHP_SELF']); ?>"
onsubmit="return validateSearchForm();">
<input type="text" value="search" name="query" id="input-search"/>
<input type="submit" value="Search">
</form><script type="text/javascript">
function validateSearchForm()
{
if (document.getElementById('input-search').value == "")
return false;
return true;
}
</script><?php
/*
run:
php function that run when click on form 'Search' button: input type=submit...
*/
?>
