diff --git a/log.js b/log.js
new file mode 100644
index 0000000..9d185b5
--- /dev/null
+++ b/log.js
@@ -0,0 +1,49 @@
+
+// console fun with tagged String litteralstremplate
+// To deactivate debug
+// log.noop()
+
+(function( global ){
+    
+    var log = (ss,...p)=> log.level > 2 && console.log.apply(console, [ss.join('%')].concat(p));
+    log.level = 3; // 0> nothing, 1> errors, 2> infos, 3> logs, 4> accessors, 5> proxies
+    log.I = (ss,...p)=> log.level > 1 && console.info.apply(console, [ss.join('%')].concat(p));
+    log.E = (ss,...p)=> log.level > 0 && console.error.apply(console, [ss.join('%')].concat(p));
+    log.G = (ss,...p)=> log.level > 2 && console.groupCollapsed.apply(console, [ss.join('%')].concat(p));
+    
+    log.noop = ()=> { log = o=>o; log.I = log.G = log.E = log; global.log = log }
+    global.log = log;
+
+})( global || window )
+
+/* exemples: 
+
+log `
+window = ${window}o
+innerHeight = ${`color:blue`}c${window.innerHeight}d${``}cpx
+${`color:white;background:green`}cOK`
+
+log.I `
+Hello ${window}o, tu est grande de ${`color:blue`}c${window.innerHeight}d${``}c pixels !
+${`color:green`}c Bravo!!`
+
+log.E `
+Hello ${window}o tu est grande que de ${window.innerHeight}d pixels !
+${`color:white;background:red`}c Pas bien!!`
+
+var bigreen = `color:white;background:green;font-size:1.2em;padding:0 .3em`
+  , bigred = `color:white;background:red;font-size:1.2em;padding:0 .3em`
+log `${bigreen}cOK`
+log `${bigred}cKO`
+log `${window.innerHeight<500 ? bigred : bigreen}c${window.innerHeight<500 ? "trop petiiiiit!s" : "Ok mon grand .."}s`
+
+// var toLog = window;
+// log.G`[class ${'color: indigo'}c${toLog.constructor.name}s${''}c]
+//     this = ${window}o
+//     innerWidth = ${`color:blue`}c${window.innerWidth}d${``}cpx
+//     innerHeight = ${`color:blue`}c${window.innerHeight}d${``}cpx
+//     document = ${document}o
+//         title = ${`color:white;background:indigo`}c"${document.title}s"${``}c
+// `
+
+*/
diff --git a/src/main.js b/src/main.js
index ec180d7..f0e169a 100644
--- a/src/main.js
+++ b/src/main.js
@@ -1,5 +1,5 @@
 import 'colors'
-import 'log'
+import './log'
 import minimist from 'minimist'
 import bouncy from 'bouncy'
 import domainParse from './domains-file-parse'