var boolFormLoading = false;

function show_progress_bar() {
	boolFormLoading = true;
	document.getElementById('uploadprogressbar').style.display = 'block';
}

windows.document.unLoad() = function() {
	if(boolFormLoading == true){
		document.getElementById('uploadprogressbar').style.display = 'none';
		boolFormLoading = false;
	}
}