/***********************************************
* Block Right Click
***********************************************/

function right(e) {
if (navigator.appName == 'Netscape' && 
(e.which == 3 || e.which == 2))
return false;
else if (navigator.appName == 'Microsoft Internet Explorer' && 
(event.button == 2 || event.button == 3)) {
alert("Sorry, you do not have permission to right click.");
return false;
}
return true;
}

document.onmousedown=right;
document.onmouseup=right;
if (document.layers) window.captureEvents(Event.MOUSEDOWN);
if (document.layers) window.captureEvents(Event.MOUSEUP);
window.onmousedown=right;
window.onmouseup=right;

/***********************************************
* Print Window Command
***********************************************/
function printWindow(){
   bV = parseInt(navigator.appVersion)
   if (bV >= 4) window.print()
}


/***********************************************
* Show/Hide DIVs
***********************************************/
function showlayer(layer){
var myLayer = document.getElementById(layer).style.display;
if(myLayer=="none"){
document.getElementById(layer).style.display="block";
} else { 
document.getElementById(layer).style.display="none";
}
}

/***********************************************
* Confirmation Pop Up Window
***********************************************/
function askforsave(DestURL) { 
var ok = confirm("If you leave this learning goal before saving your work, it will be lost. Are you sure you saved your work? If not, click cancel and save."); 
if (ok) {location.href = DestURL;} 
return ok; 
}