function createHttpRequest()
{
	if(window.XMLHttpRequest)
	{
		return new XMLHttpRequest();
	} 
	else if(window.ActiveXObject)
	{
		try 
		{
			return new ActiveXObject("Msxml2.XMLHTTP");
		} 
		catch (e) 
		{
			try 
			{
				return new ActiveXObject("Microsoft.XMLHTTP");
			} 
			catch (e2) 
			{
				return null;
			}
		 }
	} 
	else 
	{
		return null;
	}
}

function addrow(hiddenbtnrowid, viewtblrowid, viewbtnrowid)
{
	document.getElementById( hiddenbtnrowid ).className = 'hiddenrow';
	document.getElementById( viewtblrowid ).className = 'viewrow';
	if(viewbtnrowid != '')
	{
		document.getElementById( viewbtnrowid ).className = 'viewrow';
	}
}