function genres(){
    if(document.getElementById && document.getElementsByTagName){
        var arrAllLinks = document.getElementsByTagName("a");
        var oLink;
        for(var i=0; i<arrAllLinks.length; i++){
            oLink = arrAllLinks[i];
			if(oLink.className.search(/selectspeech/) != -1){
			    showHide("genrespeech","genremusic",oLink)
            }
			else if(oLink.className.search(/selectmusic/) != -1){
			    showHide("genremusic","genrespeech",oLink)
            }
        }
    }	
}