function GetElementByName( sElementName )
{
	var oElement = null;
	var oForm;
	for(var f = 0; f < document.forms.length; f++)
	{
		oForm = document.forms[f];
		for(var i = 0; i < oForm.elements.length; i++)
		{
			if( oForm.elements[i].name.toLowerCase() == sElementName.toLowerCase() )
			{
				oElement = oForm.elements[i];
				break;
			}
		}
	}
	return oElement;
}

function GetFormCheckBox(oForm, sName, sValue)
{
	var oCheckBox = null;
	for(var i = 0; i < oForm.elements.length; i++)
	{
		if( oForm.elements[i].type.toLowerCase() == "checkbox"
		 && oForm.elements[i].name.toLowerCase() == sName.toLowerCase()
		 && oForm.elements[i].value == sValue )
		{
			oCheckBox = oForm.elements[i];
			break;
		}
	}
	return oCheckBox;
}