ED_browser = "nn3";
ED_mac = false;
if(document.getElementById) 
	ED_browser = "nn6";
if(document.all) 
	ED_browser = "ie";
if(document.layers) 
	ED_browser = "nn";
if(navigator.userAgent.toLowerCase().indexOf("mac")) 
	ED_mac = true;
if(navigator.userAgent.toLowerCase().indexOf("ppc")) 
	ED_mac = true;
if(navigator.userAgent.toLowerCase().indexOf("powerpc")) 
	ED_mac = true;
document.write("<script language=\"JavaScript1.2\" src=\"ED_" + ED_browser + ".js\"></script>");