function podcasts(){
    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(/selectnetwork/) != -1){
			    showHide("podcastnetwork","podcastgenre",oLink);
            }
			else if(oLink.className.search(/selectgenre/) != -1){
			    showHide("podcastgenre","podcastnetwork",oLink);
            }
        }
    }	
}