var size_29 = {
	'' : '',
	'41' : '1" x 2"',
	'36' : '3/4" x 2"',
	'1353' : '2" x 2"',
	'59' : '2" x 4"',
	'902' : '1" x 3"'
}
var size_32 = {
	'' : '',
	'105' : '2"',
	'234' : '1/2"'}

function changeSizeMenu(rb)
{
// Get the variables to work with
	var i = rb.value;
	var form = rb.form;
	var len = form.elements.length;
	var menu = null;
	menu = getControl(form,2);
	if (!menu)
		menu = getElement('width_and_length');
	if (!menu) return;
	if (i == '913' || i == 1031)
	{
		menu.length = 0;
		menu.selected = -1;
		menu.selectedindex = -1;
		return;
	}
	eval('var data = size_'+i+';');

// Populate the menu with the sizes that go with the selection
	var count = 0;
	if (data)
	{
		for (var i in data)
		{
			var val = (i == '') ? '' : data[i];
			menu.options[count] = new Option(val,i);
			count++;
		}
	}
	menu.length = count;
	menu.selected = -1;
	menu.selectedIndex = -1;
}