diff --git a/highlighter.inc.php b/highlighter.inc.php
index 905d663..2319079 100644
--- a/highlighter.inc.php
+++ b/highlighter.inc.php
@@ -7,88 +7,88 @@
 
 function plugin_highlighter_inline() {
 	$args	= func_get_args();
-    $style  = "background: repeating-linear-gradient(-45deg, #ffcce7, #ffcce7 3px,#ffe9f4 3px, #ffe9f4 7px);";//default
+	$style  = "background: repeating-linear-gradient(-45deg, #ffcce7, #ffcce7 3px,#ffe9f4 3px, #ffe9f4 7px);";//default
 
-    $len = func_num_args();
+	$len = func_num_args();
 
-    if (func_num_args() == 2) {
-        $style = $args[0];
-        $pat    = $args[1];
-    } else {
-        $pat    = $args[0];
-    }
+	if (func_num_args() == 2) {
+		$style = $args[0];
+		$pat    = $args[1];
+	} else {
+		$pat    = $args[0];
+	}
 
-    if (func_num_args() <= 2) {
-        $ret = "<span style='$style'>$pat</span>";
-        return $ret;
-    }
+	if (func_num_args() <= 2) {
+		$ret = "<span style='$style'>$pat</span>";
+		return $ret;
+	}
 
 	return FALSE;
 }
 
 function plugin_highlighter_convert() {
-    $argc  = func_num_args();
+	$argc  = func_num_args();
 	$args  = func_get_args();
-    $style = "background: repeating-linear-gradient(-45deg, #ffcce7, #ffcce7 3px,#ffe9f4 3px, #ffe9f4 7px);";//default
-    $wholeline = false;
-    if (($args[$argc-1] == "true")) {
-        $wholeline = true;
-    } else {
-        $wholelien = false;
-    }
+	$style = "background: repeating-linear-gradient(-45deg, #ffcce7, #ffcce7 3px,#ffe9f4 3px, #ffe9f4 7px);";//default
+	$wholeline = false;
+	if (($args[$argc-1] == "true")) {
+		$wholeline = true;
+	} else {
+		$wholelien = false;
+	}
 
-    if ($wholeline) {
-        $argc -= 1;
-    }
+	if ($wholeline) {
+		$argc -= 1;
+	}
 
-    if ($argc == 2) {
-        $style = $args[1];
-    }
+	if ($argc == 2) {
+		$style = $args[1];
+	}
 
-    if (! $wholeline) {
-        $pat    = $args[0];
-        $ret = <<<EOT
+	if (! $wholeline) {
+		$pat    = $args[0];
+		$ret = <<<EOT
 <script type="text/javascript">
     (function() {
-        let lst = document.getElementsByTagName("li");
-        let pat = "$pat";
-        for (let i = 0; i< lst.length; i++) {
-            if (lst[i].parentNode.classList.contains("list1")){
-                var text = lst[i].innerHTML;
-                var reg = new RegExp(pat, "g");
-                lst[i].innerHTML = text.replace(reg, '<span style="$style">$&</span>');
-            }
-        }
+	let lst = document.getElementsByTagName("li");
+	let pat = "$pat";
+	for (let i = 0; i< lst.length; i++) {
+	    if (lst[i].parentNode.classList.contains("list1")){
+		var text = lst[i].innerHTML;
+		var reg = new RegExp(pat, "g");
+		lst[i].innerHTML = text.replace(reg, '<span style="$style">$&</span>');
+	    }
+	}
     })()
  </script>
 EOT;
-        return $ret;
+		return $ret;
 
 	} else {
-        $pat = $args[0];
-        $sytle = $args[1];
+		$pat = $args[0];
+		$sytle = $args[1];
 
-        $ret = <<<EOT
+		$ret = <<<EOT
 <script type="text/javascript">
     let lst = document.getElementsByTagName("li");
     let pat = "$pat";
     let style = "background: green;"
     for (let i = 0; i< lst.length; i++) {
-        if (lst[i].parentNode.classList.contains("list1")){
-            var reg = RegExp(pat);
-            var text = lst[i].innerHTML;
+	if (lst[i].parentNode.classList.contains("list1")){
+	    var reg = RegExp(pat);
+	    var text = lst[i].innerHTML;
 
-            if (text.match(reg)) {
-                lst[i].style = "$args[1]";
-            }
-        }
+	    if (text.match(reg)) {
+		lst[i].style = "$args[1]";
+	    }
+	}
 
     }
  </script>
 EOT;
-        return $ret;
+		return $ret;
 
-    }
+	}
 
 	return FALSE;
 }