var imagenumber = 2 ;
var randomnumber = Math.random() ;
var rand1 = Math.round( (imagenumber-1) * randomnumber) + 1 ;
images = new Array;
imageUrls = new Array;
images[1] = "../images/promos/region-charleston.jpg";
images[2] = "../images/promos/region-myrtle.jpg";
imageUrls[1] = "http://www.mungo.com/Charleston";
imageUrls[2] = "http://www.mungo.com/MyrtleBeach";
var image = images[rand1];
var imageUrl = imageUrls[rand1];