function hideSelect1()
{
	
		if (document.forms.mrpform) {
		document.forms.mrpform.inputdum.style.visibility = HIDDEN;
		}
		if (document.forms.subform) {
		document.forms.subform.inputsub.style.visibility = HIDDEN;
		}
	
}
function showSelect1()
{
	
		if (document.forms.subform) {
		document.forms.subform.inputsub.style.visibility = VISIBLE;
		}
		if (document.forms.mrpform) {
		document.forms.mrpform.inputdum.style.visibility = VISIBLE;
		}
	
}
function hideSelect2()
{
	
		if (document.forms.subform) {
		document.forms.subform.inputsub.style.visibility = HIDDEN;
		}
	
}
function showSelect2()
{
	
		if (document.forms.subform) {
		document.forms.subform.inputsub.style.visibility = VISIBLE;
		}
	
}
function hideSelect3()
{
}

function showSelect3()
{
}
function hideSelect4()
{
	
}

function showSelect4()
{
	
}