// JavaScript Document

var imgs = new Array(2);
for (var i = 0; i < 2; i++) {
	 imgs[i] = new Image();
}

imgs[0].src = "../images/speaker-off.gif";
imgs[1].src = "../images/speaker-on.gif";
							 
function speakerOn(img) {
	document[img].src=imgs[1].src;
}
function speakerOff(img) {
	document[img].src=imgs[0].src;
}
function chg1pic(nam1, img1) {
	document[nam1].src=[img1];

}