An event that automatically triggers an element

JS code

//JQ method$(function(){$(".d1").click(function(){alert("d1's click events");});$(".d1").trigger("click");})//JS methodvardiv2=document.getElementById("div2");div2.onclick=function(){alert("d2's click events")}if(document.all){//IEdiv2.click();}else{//Other browsersvare=document.createEvent("MouseEvents");e.initEvent("click",true,true);div2.dispatchEvent(e);}