var SafeToMove = true;

function NotSafe() {
	if (SafeToMove) { SafeToMove = false; }
}

function Safe() {
	if (!SafeToMove) { SafeToMove = true; }
	}

function SafelyMove(newLoc) {
	if (!SafeToMove) { 
		if (confirm("You have made unsaved changes. Are you sure you want to navigate away from this page? Cancel = No, OK = Yes")) {
			window.location=newLoc; 
		}
	} else {
		window.location=newLoc;
	}
}