function errorMsg(){
	alert("Netscape 6 or Mozilla is needed to install a search plugin");
}

function addEngine(name,enc,cat){
	if ((typeof window.sidebar == "object") && (typeof window.sidebar.addSearchEngine == "function")){
		window.sidebar.addSearchEngine("http://www.mmnt.ru/plugins/"+enc+"/"+name+".src","http://www.mmnt.ru/plugins/"+name+".gif",name,cat);
	}
	else{
		errorMsg();
	}
}