window.onload = cacheImage;
var Mac = navigator.appVersion.indexOf('Mac');
var MSIE = navigator.userAgent.indexOf('MSIE');
var Safari = navigator.userAgent.indexOf('Safari');
var Netscape = navigator.userAgent.indexOf('Netscape');

var uan = navigator.appName.charAt(0);
var uamv = navigator.appVersion.charAt(0);
var uos = navigator.platform.indexOf('Mac');

function SwpImg(name, src) {
    if (document.images) {
        document.images[name].src = src;
    }
}


loaded = false;
function cacheImage () {

	for ( i = 0; i < document.images.length ; i++) {
		if (document.images[i].name) {
			var target = document.images[i];
			var preload = new Image();
			//preload.src = target.name + "_on.gif";
			preload.src = target.src.substring(0, target.src.lastIndexOf("/")+1) + target.name + "_on.gif";
			target.on = preload.src;
			target.off = target.src;
		}
	}
	loaded = true;
}

function swapOn (target) {if(loaded) target.src = target.on; }
function swapOff (target) {if(loaded) target.src = target.off; }

function jumpMenu(targ,selObj,restore){
eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
if (restore) selObj.selectedIndex=0;
}



var scrj = 1;
function softScrollBack() {
   if(navigator.appName == "Microsoft Internet Explorer" && document.compatMode == "CSS1Compat") {
      var scdist = document.body.parentNode.scrollT;
   } else {
      var scdist = document.body.scrollTop;
   }
   if(scrj<50 && scdist) {
      scdist = (scdist>2) ? Math.ceil(scdist*.2) : 1;
      scrj++;
      scrollBy(0,-scdist);
      setTimeout("softScrollBack()",25);
   } else {
      scrollTo(0,0);
      scrj = 1;
   }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  (window.open(theURL,'digicata','left=15,top=20,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width=900,height=700')).focus();
}