// JavaScript Document

//Browser detection:
var browser=navigator.appName;
var b_version=navigator.appVersion;
var version=parseFloat(b_version);

var docstring = "";
if(browser == "Netscape") {
docstring = "document";
} else {
docstring = "document.all";
}

imageRead = new Image();
imageRead.src = "http://www.uic.edu/depts/comm/lifehist/LHImages/GIFS/LHlevelread.gif";

imageMeaning = new Image();
imageMeaning.src = "http://www.uic.edu/depts/comm/lifehist/LHImages/GIFS/LHlevelmeaning.gif";

imageInteract = new Image();
imageInteract.src = "http://www.uic.edu/depts/comm/lifehist/LHImages/GIFS/LHlevelinteract.gif";

imageContact = new Image();
imageContact.src = "http://www.uic.edu/depts/comm/lifehist/LHImages/GIFS/LHlevelcontact.gif";



function mouseOn(imageName) {
var imageCall = eval(imageName);
//alert(imageCall.src);
document.levelIcon.src = imageCall.src;
}

function mouseOff() {
var imageReturnSrc = eval (pageLevel + ".src");
//alert(imageReturnSrc);
document.levelIcon.src = imageReturnSrc;
}