Answers for "how to append at front in a object in js"

js add element to front of array

//Add element to front of array
var numbers = ["2", "3", "4", "5"];
numbers.unshift("1");
//Result - numbers: ["1", "2", "3", "4", "5"]

putting an object in front of a page javascript

z-index: 2;
/*If it doesnt work , try a higher value or adding to parent*/