<!--
function require_additional ()
{
	
		required_value = document.getElementById("radio_part_dim").checked;
		root_node = document.getElementById("part_dimensions_root");
		for (i=0; i<root_node.childNodes.length; i++) {
			node = root_node.childNodes[i];
				for (j=0; j<node.childNodes.length; j++) {
					subnode = node.childNodes[j];
					if ((subnode.nodeName=="INPUT"&&subnode.type=="text")||subnode.nodeName=="TEXTAREA") {
						subnode.setAttribute("required",required_value);
					}
				}
		}			
			
}
//-->