// JavaScript Document
function OpenImageViewer(id, filename)
{
	if (filename == null)
		var c = window.open('ImageOpener.aspx?id=' + id, '', 'width=480, height=350, resizable=1, scrollbars=1');
	else
		var c = window.open('ImageOpener.aspx?filename=' + escape(filename), '', 'width=480, height=350, resizable=1, scrollbars=1');
}

function SetNullValue(NodeName)
{
	if (NodeName != null)
	{
		if (NodeName.value == "0")
			NodeName.value = "";
	}
}