// JavaScript Document
function changeObjectVisibility(objectId, newVisibility) {
    // first get the object's stylesheet
    var styleObject = getStyleObject(objectId);
    // then if we find a stylesheet, set its visibility as requested
    if (styleObject) {
	styleObject.display = newVisibility;
	return true;
    } else {
	return false;
    }
}


function changeObjectVisibility2(objectId) {
    // first get the object's stylesheet
    var styleObject = getStyleObject(objectId);
    // then if we find a stylesheet, set its visibility as requested
    if (styleObject) {
		if (styleObject.display == "block")
		{
		styleObject.display = "none";
		}
		else
		{
		styleObject.display = "block";
		}
	
	return true;
    } else {
	return false;
    }
}

function getStyleObject(objectId) {
  // checkW3C DOM, then MSIE 4, then NN 4.
  if(document.getElementById && document.getElementById(objectId)) {
	return document.getElementById(objectId).style;
   }
   else if (document.all && document.all(objectId)) {  
	return document.all(objectId).style;
   } 
   else if (document.layers && document.layers[objectId]) { 
	return document.layers[objectId];
   } else {
	return false;
   }
}