// JavaScript Document
function NavSetup() {
	var nav = (new getObj('nav')).obj;
	if(nav) {
		
		//LOCATE CURRENT LINK
		var currentLink;
		var location = document.URL;
		if(location.match('useful_links')) currentLink = 'usefullinks';
		else if(location.match('protocol')) currentLink = 'protocol';
		else if(location.match('pilot_study')) currentLink = 'pilotstudy';
		else if(location.match('data_system')) currentLink = 'datasystem';
		else if(location.match('centers')) currentLink = 'centers';
		else if(location.match('study_login')) currentLink = 'studymaterials';
		else currentLink = 'home';
		//SET CURRENT LINK STYLE
		var l = new getObj(currentLink);
		if(l.obj) {
			//var a = l.obj.getElementsByTagName('a')[0];
			l.obj.className = 'current';
		}
			
	}
}
addLoadEvent(NavSetup);