var imgs = imgArr.length;
var num = Math.floor(Math.random()* imgs);
var objs = imgArr[num].split("||");
var el = document.getElementById("welcome-area");
el.style.backgroundImage = "url("+objs[0]+")";
var el2 = document.getElementById("welcome-area-link");
if(objs[1] != "na"){
	el2.setAttribute("href", objs[1]);
} else {
	el2.setAttribute("href", "index.html");
}
if(objs[2] != ""){
	var el3 = document.getElementById("welcome-text-heading");
	el3.innerHTML = objs[2];
}
if(objs[3] != ""){
	var el4 = document.getElementById("welcome-text-message");
	el4.innerHTML = objs[3];
}