var add=new Array();
var box=new Array();

var totaladd=0.0;
function chprice(sum,sid,radio){
	if(!add[sid]) add[sid]=0;
	if(!box[sid]) box[sid]=0;
	totaladd-=add[sid];
	if(radio==1 || box[sid]==0){ totaladd+=sum; box[sid]=1; add[sid]=sum; }
		else{
			add[sid]=0;
			box[sid]=0;
		}

	new_price=init_price+totaladd;
	new_price+="";
	n=new_price.indexOf(".");
	if(n>=0) new_price=new_price.substr(0,n+3);

	vat_price=init_vat_price+totaladd;
	vat_price+="";
	n1=vat_price.indexOf(".");
	if(n1>=0)
		vat_price=vat_price.substr(0,n1+3);

	document.prod_buy.new_price.value=new_price+' ';
	document.prod_buy.vat_price.value=vat_price+' ';
}

function check(){
	eroare='';
	lg=1;
	f=document.review_form.elements;

	for(var j = f.length-1; j >= 0; j--){
		f[j].style.backgroundColor=elemFormDefaultBackColor;
	}

	chkel(f['review_title'],f['review_title'].value,"Review Title",2);
	chkel(f['review_text'],f['review_text'].value,"Review Message",2);

	if (f['permit'].value==0)
		eroare+="You must be logged in order to add a review to this product";

	if (eroare != ""){
		alerter (eroare);
		return false;
	}
	else
		document.review_form.submit();
}