function changeText(val){
   var fieldNameElement = document.getElementById('gallerytitle');
   fieldNameElement.removeChild(fieldNameElement.firstChild);
   var newText = document.createTextNode(val);
   fieldNameElement.appendChild(newText);
 }
 
 
function setPrice(op, num){
  var temp = new Array();
  temp = op.split('£');
  var prices = new Array();
  prices = temp[0].split('  - ');
  document.getElementById('ord_price').value = temp[1];
	document.getElementById('prdprice').innerHTML="<h2>Price: &pound;"+temp[1]+"</h2>";
  if(prices[0]=="11 thin" || prices[0]=="9 deep pan"){
	  for(i=0;i<num;i++){
      document.getElementById("price1_"+i).style.display="block";
			document.getElementById("price2_"+i).style.display="none";
			document.getElementById("price3_"+i).style.display="none";
		}
  }
  if(prices[0]=="12 deep pan"){
	  for(i=0;i<num;i++){
      document.getElementById("price1_"+i).style.display="none";
			document.getElementById("price2_"+i).style.display="block";
			document.getElementById("price3_"+i).style.display="none";
		}
	}
  if(prices[0]=="14 thin"){
		for(i=0;i<num;i++){
      document.getElementById("price1_"+i).style.display="none";
			document.getElementById("price2_"+i).style.display="none";
			document.getElementById("price3_"+i).style.display="block";
    }
	}
}

function addTopping(price){
	//var old=document.getElenmentById("prdtoppings");
	document.getElementById("prdtoppings").innerHTML=price;
}


function checkboxlimit(checkgroup, limit){
	var checkgroup=checkgroup
	var limit=limit
	for (var i=0; i<checkgroup.length; i++){
		checkgroup[i].onclick=function(){
		var checkedcount=0
		for (var i=0; i<checkgroup.length; i++)
			checkedcount+=(checkgroup[i].checked)? 1 : 0
		if (checkedcount>limit){
			alert("You can only select a maximum of "+limit+" free toppings")
			this.checked=false
			}
		}
	}
}