diff --git a/lib/ace/mode/lsl_highlight_rules.js b/lib/ace/mode/lsl_highlight_rules.js
index e30513d9..eb42fa28 100644
--- a/lib/ace/mode/lsl_highlight_rules.js
+++ b/lib/ace/mode/lsl_highlight_rules.js
@@ -285,55 +285,55 @@ function LSLHighlightRules() {
         "start" : [
             {
                 token : "comment.line.double-slash.lsl",
-                regex : "\\/\\/.*$"
+                regex : /\/\/.*$/
             }, {
                 token : "comment.block.lsl",
-                regex : "\\/\\*",
+                regex : /\/\*/,
                 next : "comment"
             }, {
                 token : "string.quoted.double.lsl",
                 start : '"',
                 end : '"',
                 next : [
-                    { token : "constant.language.escape.lsl", regex : "\\[tn\"\\]" }
+                    { token : "constant.language.escape.lsl", regex : /\[tn"\]/ }
                 ]
             }, {
                 token : "constant.numeric.lsl",
-                regex : "(0[xX][0-9a-fA-F]+|[+-]?[0-9]+(?:(?:\\.[0-9]*)?(?:[eE][+-]?[0-9]+)?)?)\\b"
+                regex : /(0[xX][0-9a-fA-F]+|[+-]?[0-9]+(?:(?:\.[0-9]*)?(?:[eE][+-]?[0-9]+)?)?)\b/
             }, {
                 token : "entity.name.state.lsl",
-                regex : "\\b((state)\\s+\\w+|default)\\b"
+                regex : /\b((state)\s+\w+|default)\b/
             }, {
                 token : keywordMapper,
-                regex : "\\b[a-zA-Z_][a-zA-Z0-9_]*\\b"
+                regex : /\b[a-zA-Z_]\w*\b/
             }, {
                 token : "support.function.user-defined.lsl",
-                regex : /\w+\s+\w+\s*(?=\(.*?\))/
+                regex : /\b([a-zA-Z0-9_]\w*)(?=\(.*?\))/
             }, {
                 token : "keyword.operator.lsl",
-                regex : "\\+\\+|\\-\\-|<<|>>|&&?|\\|\\|?|\\^|~|[!%<>=*+\\-\\/]=?"
+                regex : /\+\+|\-\-|<<|>>|&&?|\|\|?|\^|~|[!%<>=*+\-\/]=?/
             }, {
                 token : "punctuation.operator.lsl",
-                regex : "\\,|\\;"
+                regex : /\,|\;/
             }, {
                 token : "paren.lparen.lsl",
-                regex : "[\\[\\(\\{]"
+                regex : /[\[\(\{]/
             }, {
                 token : "paren.rparen.lsl",
-                regex : "[\\]\\)\\}]"
+                regex : /[\]\)\}]/
             }, {
                 token : "text.lsl",
-                regex : "\\s+"
+                regex : /\s+/
             }
         ],
         "comment" : [
             {
                 token : "comment.block.lsl",
-                regex : ".*?\\*\\/",
+                regex : /.*?\*\//,
                 next : "start"
             }, {
                 token : "comment.block.lsl",
-                regex : ".+"
+                regex : /.+/
             }
         ]
     };