function showHide(elementID) {
	if(document.getElementById(elementID).style.display == "none") 
		showBlock(document.getElementById(elementID));
	else
		hideBlock(document.getElementById(elementID));

}

 //	Show a block
function showBlock(elem) {
	if(elem != null)
	elem.style.display = "block";
}

//	Hide a block
function hideBlock(elem) {
	if(elem != null)
	elem.style.display = "none";
}


function enableButton(){
if (document.members.legal.checked)
document.members.submit.disabled=false;
else
document.members.submit.disabled=true;

}