// choose header pic so only 1 Mtn image set gets preloaded
// [SET OF 4 IMAGE SLICES - a, b, c, d - per Mtn scene]
// i.e.: (0a.jpg, 0b.jpg, 0c.jpg, 0d.jpg) = 1st Mtn scene
//			 (1a.jpg, 1b.jpg, 1c.jpg, 1d.jpg) = 2nd Mtn scene... 2[abcd].jpg=3rd scene set, 3[abcd].jpg=4th scene set

var maxHeaders = 4; //Global, set total number of Header Images supplied in the "images/pd1/swap/" folder

var headerPath = "images/pd1/swap/";
var randomInt = Math.floor(Math.random()*maxHeaders);
//var nextInt = randomInt; //set nextInt to display next image after randomInt
//var nextInt = 0; //Global integer for progressive Header Image display
var selected_Header_A = headerPath+randomInt+"a.jpg";
var selected_Header_B = headerPath+randomInt+"b.jpg";
var selected_Header_C = headerPath+randomInt+"c.jpg";
var selected_Header_D = headerPath+randomInt+"d.jpg";
//document.write(selected_Header_A);

function randomHeader() {
	document.Mtn_Pic_A.src = selected_Header_A;
	document.Mtn_Pic_B.src = selected_Header_B;
	document.Mtn_Pic_C.src = selected_Header_C;
	document.Mtn_Pic_D.src = selected_Header_D;
	return;
}