// JavaScript Document
  function showhide(layer)
  {
  	elementID = document.getElementById(layer);
	if(elementID.style.display == 'none')
	{
		elementID.style.display = 'block';
	}
	else if(elementID.style.display == 'block')
	{
		elementID.style.display = 'none';
	}
  
  }
  
  // JavaScript Document
function validate(thisform) {
	passed = true;
	for ( i = 0 ; i < thisform.elements.length ; i++ ) {
		if ( thisform.elements[i].className == "required" && thisform.elements[i].value.length == 0 ) {
			alert(thisform.elements[i].title);
			document.getElementById(thisform.elements[i].id).style.backgroundColor = 'LightGoldenrodYellow';
			passed = false;
			break;
		} else if ( thisform.elements[i].className == "required" && thisform.elements[i].value.length > 0 ) {
			document.getElementById(thisform.elements[i].id).style.backgroundColor = 'White';
		}
	}
	return passed;
}