// Enable this when site goes live
/* function stopError() { */
/*   return true; */
/* } */
/* window.onerror = stopError; */

function changeID(id, newClass) {
	identity=document.getElementById(id);
	identity.className=newClass;
}

function changeText(id,text) {
	var ver = navigator.appName
	var num = parseInt(navigator.appVersion)
	if ((ver == "Microsoft Internet Explorer")&&(num >= 4)) {
		document.all(id).innerText = text;
	} else {
		document.getElementById(id).childNodes[0].nodeValue = text;
	}
}		

function newImage(arg) { 
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImagesCommon(){
	if (document.images){
		var previous			= newImage("/assets/images/arrow_left_on.gif");
		var next			= newImage("/assets/images/arrow_right_on.gif");
		preloadFlag = true;
		}
	}
function toggleNav(id)
{
	var navTog = document.getElementById(id);
	if (navTog.style.display == 'none')
		{
			navTog.style.display = ''
		}
  else
	navTog.style.display = 'none'
}