java_script_1

1:count value set according to the condition in Asynchronous Function...

 count=5

A=setInterval(

    function(){

        

        console.log(count);

        count--;

        if(count<0){

            clearInterval(A);

        }

},1000);

2..window object

function f3(){

    window.open("A.html","",

"height=500px,left=200px,

top=50px,width=500px");

}