var sectionURL = top.location.href;
var sectionURLlength = sectionURL.length;
var sectionbegin = sectionURL.lastIndexOf('/')+1;
var sectionend = sectionURL.indexOf('.html');

if (sectionend != -1)
	{
		var section = sectionURL.substring(sectionbegin,sectionend);
		
		if (section == 'index') var sectionNum = 1;
		
                else if (section == 'about') var sectionNum = 395;
		else if (section == 'agenda') var sectionNum = 397;
		else if (section == 'registration') var sectionNum = 399;
                else if (section == 'presenters') var sectionNum = 401;
                else if (section == 'photos') var sectionNum = 403;
	}
else var sectionNum = 1;



// This is for the highlight for current section --------------------

function sectionnav() {
	var sectionid = "section" + sectionNum;
	document.getElementById(sectionid).className = 'section_curr';
}

function addLoadEvent(func) {
  	var oldonload = window.onload;
  	if (typeof window.onload != 'function') {
    		window.onload = func;
  	} else {
    		window.onload = function() {
      			oldonload();
      			func();
    		}
  	}
}


addLoadEvent(sectionnav);