// Image Functions
// changeImage() and preload() functions for rollovers and GIF animation
// 19990326

// Copyright (C) 1999 Dan Steinman
// Distributed under the terms of the GNU Library General Public License
// Available at http://www.dansteinman.com/dynapi/


// Examples (within HEAD, 
// <script language="JavaScript">,
// <!--)


//    preload('imageA','./imageA.gif')
//    preload('imageB','imageB.gif')
// where imageA is the object name, and ./imageA.gif is the source

function preload(imgObj,imgSrc) {
	if (document.images) {
		eval(imgObj+' = new Image()')
		eval(imgObj+'.src = "'+imgSrc+'"')
	}
}
function changeImage(layer,imgName,imgObj) {
	if (document.images) {
		if (document.layers && layer!=null) eval('document.'+layer+'.document.images["'+imgName+'"].src = '+imgObj+'.src')
		else document.images[imgName].src = eval(imgObj+".src")
	}
}