function SetValue(form, field, fieldValue) //count buy cart
{
	form[field].value=fieldValue;
}


function countPackageValue(item, idOption)//item jest checkboxem ktory nacisnelismy
{
	packageSum = parseFloat(document.getElementById('pkg_sv_'+idOption).value);
	calculationMethod = document.getElementById('pkg_cm_'+idOption).value; //0- quantity, 1-value

	if (item.checked)
	{
		if (calculationMethod ==0)
			packageSum =parseInt( (parseInt(packageSum))+1);
		else 
		{
			packageValue = parseFloat(document.getElementById('pkg_v_'+item.value).value);
			packageSum = formatNumber( parseFloat( parseFloat(packageSum)+packageValue) );
		}

	}
	else
	{
		if (calculationMethod == 0)
			packageSum = parseInt( parseInt(packageSum)-1);
		else 
		{
			packageValue = parseFloat(document.getElementById('pkg_v_'+item.value).value);
			packageSum = formatNumber( parseFloat(parseFloat(packageSum)-packageValue) );
		}
	}
	document.getElementById('pkg_sv_'+idOption).value = packageSum;
}