@@ -0,0 +1,5 @@
+function binarytodecimal(b) { 
+    return parseInt((b + '')
+    .replace(/[^01]/gi, ''), 2);
+}
+console.log(binarytodecimal('101010'));
@@ -0,0 +1,22 @@
+(function(){
+
+    var ConvertBase = function (num) {
+        return {
+            from : function (baseFrom) {
+                return {
+                    to : function (baseTo) {
+                        return parseInt(num, baseFrom).toString(baseTo);
+                    }
+                };
+            }
+        };
+    };
+    ConvertBase.hex2dec = function (num) {
+        return ConvertBase(num).from(16).to(10);
+    };
+    
+    this.ConvertBase = ConvertBase;
+    
+})(this);
+console.log(ConvertBase.hex2dec('f8')); 
+