diff --git a/introduction to js/1.js b/introduction to js/1.js
new file mode 100644
index 0000000..da69208
--- /dev/null
+++ b/introduction to js/1.js	
@@ -0,0 +1,13 @@
+//SINGLE LINE COMMENT
+
+//filling in the blanks
+
+ console.log("hello world");
+
+ console.log("%chello world", "color:red; font-size: 100px");
+ 
+
+var a = "hello world";
+
+
+console.log(a)
\ No newline at end of file