$search_keys = $in{keywords};
while ($search_keys) {
	($key1,$search_keys) = split /\s/, $search_keys, 2;
	if (Check_Database($key1)) { # checks if item num
$page_content .= Get_Search_Results($key1,"item_num");
	} else {
$search_engine .= Get_Search_Results($key1,"keyword");
	}
}