function resetLists(){
	var selects = document.forms["formdata"].getElementsByTagName("SELECT");
	for (var i=0; i<selects.length; i++){
		selects.item(i).selectedIndex = 0;
	}
}

function ChangeProductImageView(showimage, text) {
	var productimage = document.getElementById('productimage');
	productimage.src = showimage;

	var nametag = document.getElementById('pname');
	nametag.innerHTML = '<span>'+text+'</span>';
}

function toggleLayer( whichLayer ){  var elem, vis;  if( document.getElementById ) // this is the way the standards work    

	elem = document.getElementById( whichLayer );  else if( document.all ) // this is the way old msie versions work      
	elem = document.all[whichLayer];  else if( document.layers ) // this is the way nn4 works    
	elem = document.layers[whichLayer];  vis = elem.style;  // if the style.display value is blank we try to figure it out here  
	if(vis.display==''&&elem.offsetWidth!=undefined&&elem.offsetHeight!=undefined)    
	vis.display = (elem.offsetWidth!=0&&elem.offsetHeight!=0)?'block':'none';  
	vis.display = (vis.display==''||vis.display=='block')?'none':'block';
}

function validateNonNumber (evt) {
    var keyCode = evt.which ? evt.which : evt.keyCode;
    return (keyCode >= 8 && keyCode <=9) || (keyCode >= 48 && keyCode <=57);
}

function setDeliveryInformation() {
	
	var ship_firstname 		= document.getElementById('ship_firstname');
	var ship_lastname 		= document.getElementById('ship_lastname');
	var ship_emailaddress 	= document.getElementById('ship_emailaddress');
	var ship_phonenumber 	= document.getElementById('ship_phonenumber');
	var ship_address1 		= document.getElementById('ship_address1');
	var ship_address2 		= document.getElementById('ship_address2');
	var ship_city 			= document.getElementById('ship_city');
	var ship_postcode 		= document.getElementById('ship_postcode');
	var ship_country 		= document.getElementById('ship_country');
	
	if (ship_firstname.value.length == 0) {
		ship_firstname.value 		= document.getElementById('bill_firstname').value;
		ship_lastname.value 		= document.getElementById('bill_lastname').value;
		ship_emailaddress.value 	= document.getElementById('bill_emailaddress').value;
		ship_phonenumber.value 		= document.getElementById('bill_phonenumber').value;
		ship_address1.value 		= document.getElementById('bill_address1').value;
		ship_address2.value 		= document.getElementById('bill_address2').value;
		ship_city.value 			= document.getElementById('bill_city').value;
		ship_postcode.value 		= document.getElementById('bill_postcode').value;
		ship_country.value 			= document.getElementById('bill_country').value;
	} else {
		ship_firstname.value 		= null;
		ship_lastname.value 		= null;
		ship_emailaddress.value 	= null;
		ship_phonenumber.value 		= null;
		ship_address1.value 		= null;
		ship_address2.value 		= null;
		ship_city.value 			= null;
		ship_postcode.value 		= null;
		ship_country.value 			= null;
	}
	
}