function roll_over(img_name, img_src) // swicne slikce
{
   document[img_name].src = img_src;
} 


function limitText(limitField, limitCount, limitNum) // textarea char limit 
{
	if (limitField.value.length > limitNum) {
		limitField.value = limitField.value.substring(0, limitNum);
	} else {
		limitCount.value = limitNum - limitField.value.length;
	}
}