function selectCheckBox(id)
{
	var elem;
	for(i=0;i<document.forms[0].elements.length;i++)
	{
		elem = document.forms[0].elements[i];
		if(elem.id.substring(elem.id.length - id.length,elem.id.length) == id)
		{
			elem.checked = true;
		}
	}
}

function selectRadio(id,len)
{
	var elem;
	for(i=0;i<document.forms[0].elements.length;i++)
	{
		elem = document.forms[0].elements[i];
		if(elem.id.substring(elem.id.length - id.length,elem.id.length) == id)
		{
			elem.checked = true;
			selectCheckBox('cb' + id.substring(len,id.length));
		}
	}
}

function validateNumber(obj)
{
	var pattern = /[^A-Za-z0-9]/g;
	obj.value = obj.value.replace(pattern,'');
}

function checkRadioButton(cb,id)
{
	var elem;
	if(cb.checked)
	{
		for(i=0;i<document.forms[0].elements.length;i++)
		{
			elem = document.forms[0].elements[i];
			if(elem.type  == 'radio')
			{
				if(elem.id.substring(elem.id.length - id.length,elem.id.length) == id)
				{
					elem.checked = true;
				}
			}
		}
	}
	else
	{
		for(i=0;i<document.forms[0].elements.length;i++)
		{
			elem = document.forms[0].elements[i];
			if(elem.type  == 'radio')
			{
				if(elem.id.substring(elem.id.length - id.length,elem.id.length) == id)
				{
					elem.checked = false;
				}
			}
		}
	}
}