function show_hide(a){
var links = ['dreg','gov','nel'];
var divs = ['dregger','goveia','nelson'];
	for (i=0;i< links.length;i++){
		if (a === links[i]){
			document.getElementById(divs[i]).style.display = "block";
			document.getElementById(links[i]).className = "selected";
		} else {
			document.getElementById(divs[i]).style.display = "none";
			document.getElementById(links[i]).className = "";
		}
	}
}

function setTab(){
/*var tab = window.location.search.substring(1);
	if(tab === '1'){ */
		show_hide('dreg');
//	}
}