function clearInput(val,input){
	if (input.value==val){
		input.value='';
	}
}

function resetInput(val,input){
	if (input.value==''){
		input.value=val;
	}
}

function showHelp(id){
	if (document.getElementById(id).style.display=="none"){
		document.getElementById(id).style.display="block";
	}else{
		document.getElementById(id).style.display="none";
	}
}

function displayWeekInfo(weekID,weekButID){
				
	for (i=1; i<=5; i++){
		if (document.getElementById("week"+i+"Info")){
			document.getElementById("week"+i+"Info").style.display="none"; // display week calendar
			document.getElementById("week"+i+"But").style.backgroundImage="url(images/wk_off.gif)"; // switch all week buttons off
		}
		if (top.weekSelected=="week"+i+"Info"){
			document.getElementById("week"+i+"But").style.color='#A4A4A4'; // switch text highlight
		}
	}
	document.getElementById(weekID).style.display="block";
	document.getElementById(weekButID).style.backgroundImage="url(images/wk_on.gif)";
	top.weekSelected=weekID; // currently selected section
}

function rollOffCalWeek(w,e){
	if (w==top.weekSelected){
		e.style.color='#0066B8';
	}else{
		e.style.color='#A4A4A4';
	}
}

function formComplete(){ // form validation...
	return true;
}

<!-- popup launcher //-->
function popUp(width,height,url,scroll) {
	var nXpos = (screen.availWidth - width) / 2;
	var nYpos = (screen.availHeight - height) / 2;

	var popup=window.open(url,"popup","status=yes,width="+width+",height="+height+",top="+nYpos+",left="+nXpos+",scrollbars="+scroll+",resizable=no,toolbars=no");
	<!-- resize popup //-->
	if (parseInt(navigator.appVersion)>3) {
		if (navigator.appName=="Netscape") {
			popup.resizeTo(width,height);
	   	}else{
			popup.resizeTo(width,height);
		}
	}
<!-- give popup focus //-->
popup.focus();
}

function displayCourse(courseID){
	document.getElementById('courseInfoHeader').style.display="block";
	
	/*var courseCount=2; // set dynamically
	for (i=1; i<=courseCount; i++){
		document.getElementById('course'+i+'info').style.display="none";
	}*/
	var re = /^course\d+info/i;
	var divs=document.getElementsByTagName('div');
	for(var i=0;i<divs.length;i++)
	{
		if(re.test(divs[i].id))
		{
			//alert(divs[i].id);
			divs[i].style.display="none";
		}
	}
	document.getElementById(courseID).style.display="block";
}

function printMe(){
	if (window.print){
		print();
	}else{
		document.getElementById('noPrintMsg').style.display="block";
	}
}