function valComment(theForm){

	if (theForm.commentName.value == ''){
		alert('Du skal skrive dit navn');
		theForm.commentName.focus();
		return false;
	}
	
	if (theForm.commentEmail.value == ''){
		alert('Du skal skrive din e-mail');
		theForm.commentEmail.focus();
		return false;
	}
	
	if (theForm.commentDesc.value == ''){
		alert('Du skal skrive en kommentar!');
		theForm.commentDesc.focus();
		return false;
	}

}


function ChangeImgSrc(imgId,imgSrc){
   var objImg = document.getElementById(imgId);
   objImg.src = imgSrc;
}