// JavaScript Document

function printpage() {
	window.print();  
}
	
function showDiv(obj){
	if(document.getElementById){
	var el = document.getElementById(obj);
	var ar = document.getElementsByTagName("div"); //DynamicDrive.com change
		if(el.style.display != "block"){ //DynamicDrive.com change
			for (var i=0; i<ar.length; i++){
				if (ar[i].className=="leftmenuclass") //DynamicDrive.com change
				ar[i].style.display = "none";
			}
			el.style.display = "block";
		}else{
			el.style.display = "none";
		}
	}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function evaswap(obj, val){
  obj.src = val;
}

function check_search(form) 
{					
	if (form.criteria.value == '' || form.criteria.value == 'search site...'){
		alert("Please enter your keywords...");
		form.criteria.focus();
		return false;
	}
}

function clearSearch(){
  document.product_search.criteria.value = '';
}

function toggleBillingInfo(trgForm)
{
    if (trgForm.SubmitBilling.checked == true)
    {
        trgForm.deliveryAddress.value = trgForm.billingAddress.value ;
        trgForm.deliveryPostcode.value = trgForm.billingPostcode.value ;
    }
    else
    {
        trgForm.deliveryAddress.value = "";
        trgForm.deliveryPostcode.value = "";
    }
}

function singleSubmit(trgForm)
{
    trgForm.submitButton.disabled = true;
    trgForm.resetButton.disabled = true;
}

function check_checkoutreview(form) 
{						
	if (form.optin.checked != true){
		alert("Please read our terms & conditions");
		form.optin.focus();
		return false;
	}
}


function check_addtobasket(form) 
{					
	if (form.quantitybox.value == ''){
		alert("Please enter a quantity...");
		form.quantitybox.focus();
		return false;
	}
}
function check_basket(form) 
{					
	if (form.delivery.value == ''){
		alert("Please select your delivery region...");
		form.delivery.focus();
		return false;
	}
}

function check_mailing(form) 
{
var emailFilter=/^.+@.+\..{2,3}$/;
var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
var re = /\s/;									
	if (form.mailing_name.value == ''){
		alert("Please enter your name...");
		form.mailing_name.focus();
		return false;
	}
	if (form.mailing_email.value=="" || form.mailing_email.value.match(illegalChars) || !(emailFilter.test(form.mailing_email.value))){
		alert("Please enter a valid email address...");
		form.mailing_email.focus();
		return false;
	}
}