/*
*	A generalised script to return the object ID based on the type of
*	DOM supported by the browser also sets the window dimension variables
*/
var isDHTML = 0;
var isID = 0;
var isALL = 0;
var isLayers = 0;

/********************************************************************************
* Find out if the browser supports DHTML and if it gets objects by 
* ID, all or layer methods
*********************************************************************************/
if (document.getElementById)
{
	isID = 1;
	isDHTML = 1;
}
else
{
	if (document.all)
	{
		isAll = 1;
		isDHTML = 1;
	}
	else
	{
		browserVersion = parseInt(navigator.appVersion);
		if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4))
		{
			isLayers = 1;
			isDHTML = 1;
		}
	}
}
/********************************************************************************
* This function uses the appropriate method to get a pointer to an object or to  
* the style parameters of an object
*********************************************************************************/
function findDOM(objectID, withStyle)
{
	if (withStyle == 1)
	{
		if (isID)
		{
			return (document.getElementById(objectID).style);
		}
		else
		{
			if (isAll)
			{
				return (document.all[objectID].style);
			}
			else
			{
				if (isLayers)
				{
					return (document.layers[objectID]);
				}
			}
		}
	}
	else
	{
		if (isID)
		{
			return (document.getElementById(objectID));
		}
		else
		{
			if (isAll)
			{
				return (document.all[objectID]);
			}
			else
			{
				if (isLayers)
				{
					return (document.layers[objectID]);
				}
			}
		}
	}
}