//GLOBAL VARIABLES AND ROUTINES FOR GENERAL PURPOSE AND MAIN INTERFACE

var browserType = "old";

//Initialize variables that can be used to make functions cross browser.

if (document.getElementById && !document.all) {
  browserType = "NN5";
} else if (parseInt(navigator.appVersion) >= 4) {
  if (navigator.appName == "Netscape") {
    browserType = "NN4";
  }else{
    browserType = "IE4";
  }
}

function preloadImages() {

  var totImages = preloadImages.arguments.length;
  
  var temp = new Array()
  
  for (i=0; i<totImages; i++) {
    temp[i] = new Image();
    temp[i].src = "imgs/" + preloadImages.arguments[i];
  }
}

function loadImage(imageName,imgUrl) {
  document.images[imageName].src=imgUrl;
}