// Randomized header images
// =================================

bkgArray = new Array();
bkgArray[0] = "_img/bg_masthead01.jpg";
bkgArray[1] = "_img/bg_masthead02.jpg";
bkgArray[2] = "_img/bg_masthead03.jpg";
bkgArray[3] = "_img/bg_masthead04.jpg";
bkgArray[4] = "_img/bg_masthead05.jpg";
bkgArray[5] = "_img/bg_masthead06.jpg";
bkgArray[6] = "_img/bg_masthead07.jpg";

var num = Math.ceil((Math.random() * 7)) - 1;