function over(img,ref){
	if(enable=="true"){
	document.images[img].src=ref;}}

browser_name=navigator.appName;
browser_version=parseFloat(navigator.appVersion);
if(browser_name=="Netscape"&&browser_version>=3.0){enable="true";}
else if(browser_name=="Microsoft Internet Explorer"&&browser_version>=3.0){enable="true";}
else{roll="false";}
if(enable=="true"){
i01=new Image;i01.src="/img/b_logo1i.gif";
}