// JavaScript Document

function img_act(imgName) {
	if(browser){
		imgOn = eval(imgName+"on.src");
		document[imgName].src = imgOn;
	}
}

function img_inact(imgName) 
{
	if(browser){
		imgOff = eval(imgName+"off.src");
		document[imgName].src = imgOff;
	}
}
/*
var ns = false;                                                
var browser = navigator.userAgent.substring(0,9);      
if (browser == "Mozilla/3" || browser == "Mozilla/4") ns = true;
*/
var dot_normal , dot_hot;
//if (ns){
dot_normal = new Image (42,10);
dot_normal.src = "image/dot_off.gif";

dot_hot = new Image (42,10);
dot_hot.src = "image/dot_on.gif";
//}

function switchimage (imagename, target)
{
   // if (ns) document.images[imagename].src = target.src;
   document.getElementById(imagename).src = target.src;
}