// JavaScript Document

window.onload = function()

{

	if(document.getElementById)

	{

		var linkContainer = document.getElementById('fm-intro');

		var linebreak = linkContainer.appendChild(document.createElement('br'));

		var toggle = linkContainer.appendChild(document.createElement('a'));

		toggle.href = '#';

		toggle.appendChild(document.createTextNode(' Hide optional fields?'));

		toggle.onclick = function()

		{

			var linkText = this.firstChild.nodeValue;

			this.firstChild.nodeValue = (linkText == ' Hide optional fields?') ? ' Display optional fields?' : ' Hide optional fields?';

			

			var tmp = document.getElementsByTagName('div');

			for (var i=0;i<tmp.length;i++)

			{

				if(tmp[i].className == 'fm-opt')

				{

					tmp[i].style.display = (tmp[i].style.display == 'none') ? 'block' : 'none';

				}

			}

			return false;

		}

	}

}