function openBrWindow(theURL,winName) { //v2.0
  window.open(theURL,winName, 'left=0,top=0,width=500,height=450');
}
function changeLevel(level){
	if(level=="1"){
		document.getElementById("lvl1Selected").style.display = "block";
		document.getElementById("lvl3Selected").style.display = "none";
		document.getElementById("lvl5Selected").style.display = "none";
		document.getElementById("contentLevel1").style.display = "block";
		document.getElementById("contentLevel3").style.display = "none";
		document.getElementById("contentLevel5").style.display = "none";
		document.getElementById("lvl1").style.display = "block";
		document.getElementById("lvl3").style.display = "none";
		document.getElementById("lvl5").style.display = "none";
		
	}else if(level=="3"){
		document.getElementById("lvl3Selected").style.display = "block";
		document.getElementById("lvl1Selected").style.display = "none";
		document.getElementById("lvl5Selected").style.display = "none";
		document.getElementById("contentLevel3").style.display = "block";
		document.getElementById("contentLevel1").style.display = "none";
		document.getElementById("contentLevel5").style.display = "none";
		document.getElementById("lvl3").style.display = "block";
		document.getElementById("lvl1").style.display = "none";
		document.getElementById("lvl5").style.display = "none";
	}else if(level=="5"){
		document.getElementById("lvl5Selected").style.display = "block";
		document.getElementById("lvl1Selected").style.display = "none";
		document.getElementById("lvl3Selected").style.display = "none";
		document.getElementById("contentLevel5").style.display = "block";
		document.getElementById("contentLevel1").style.display = "none";
		document.getElementById("contentLevel3").style.display = "none";
		document.getElementById("lvl5").style.display = "block";
		document.getElementById("lvl1").style.display = "none";
		document.getElementById("lvl3").style.display = "none";
	}
}