function checkDisp(firstSel,secondSel,error)
{
	if(firstSel.selectedIndex>secondSel.selectedIndex)
	{
		secondSel.selectedIndex=firstSel.selectedIndex;
		alert(error);
		return false;
	}
	return true;
}

function updateDisp(firstSel,secondSel)
{
	secondSel.selectedIndex=firstSel.selectedIndex;	
}