function showtooltip(thetip) {
	hidetooltip();
	$(thetip).toggle();
}

function hidetooltip() {
	for (var i = 1; i <= 2; i++) {
		$('about-show').hide();
		$('careers-info').hide();
	}
}

function showsession(nr) {
	if($('icon'+nr).className == "shown") {
		$('icon'+nr).className = "hidden";
		$('icon'+nr).src = "_resources/img/plus.gif";
	}
	else {
		$('icon'+nr).className = "shown";
		$('icon'+nr).src = "_resources/img/minus.gif";
	}

	if(nr==1) {
		$('session1-info').toggle();
		//$('session2-info').toggle();
	}
	else {
		$('session'+nr+'-info').toggle();		
	}
}

function openPopup(url) {
	if (url.indexOf('.pdf')!=-1) {
		s.linkTrackVars="prop11,prop20";
		AddLinkEvent("event26");
		var d_url=location.protocol+'//'+location.hostname;
		var d_path=location.pathname;
		d_path=d_path.substr(0,d_path.lastIndexOf('/')+1);
		d_url=d_url+d_path+url;
		s.tl(true,'d',d_url);
	}
	else {
		s.linkTrackVars="prop11,prop20";
		if (url.indexOf('siemens.com')!=-1) {
			AddLinkEvent("event6");
		}
		s.tl(true,'e',url);
	}
	
	var popupWin = window.open(url,null,"toolbar=1,scrollbars=1,location=0,statusbar=0,menubar=1,resizable=1,width=800,height=600");
	if (popupWin.opener == null)
		popupWin.opener=window;
		popupWin.opener.name="opener";
}

function launchPDF(ele) {
	var s = document.getElementById(ele);
	var whichPDF = s.options[s.selectedIndex].value;
	if(whichPDF) openPopup(whichPDF);
}