function getElementsByAttribute(attribute, attributeValue)
{
	var elementArray = new Array();
	var matchedArray = new Array();

	if (document.all)
	{
		elementArray = document.all;
	}
	else
	{
		elementArray = document.getElementsByTagName("*");
	}

	for (var i = 0; i < elementArray.length; i++)
	{
		if (attribute == "class")
		{
			var pattern = new RegExp("(^| )" + attributeValue + "( |$)");

			if (pattern.test(elementArray[i].className))
			{
				matchedArray[matchedArray.length] = elementArray[i];
			}
		}
		else if (attribute == "for")
		{
			if (elementArray[i].getAttribute("htmlFor") || elementArray[i].getAttribute("for"))
			{
				if (elementArray[i].htmlFor == attributeValue)
				{
					 matchedArray[matchedArray.length] = elementArray[i];
				}
			}
		}
		else if (elementArray[i].getAttribute(attribute) == attributeValue)
		{
			matchedArray[matchedArray.length] = elementArray[i];
		}
	}

	return matchedArray;
};




/*******************************************/
/* HTML ELEMENT CLASS MANIPULATION SCRIPTS */
/*******************************************/
// FUNCTION:  Determine whether the target object currently has the given classValue applied.
function hasClass(target, classValue)
{
	var pattern = new RegExp("(^| )" + classValue + "( |$)");

	if (!pattern.test(target.className))
	{
		return false;
	}

	return true;
}


function addClass(target, classValue)
{
	var pattern = new RegExp("(^| )" + classValue + "( |$)");

	if (!pattern.test(target.className))
	{
		if (target.className == "")
		{
			target.className = classValue;
		}
		else
		{
			target.className += " " + classValue;
		}
	}

	return true;
}




function removeClass(target, classValue)
{
	var removedClass = target.className;
	var pattern = new RegExp("(^| )" + classValue + "( |$)");

	removedClass = removedClass.replace(pattern, "$1");
	removedClass = removedClass.replace(/ $/, "");

	target.className = removedClass;

	return true;
};