// JavaScript Document

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=="subnavclass") //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 == ''){
		alert("Please enter your keywords...");
		form.criteria.focus();
		return false;
	}
}

function check_search_advanced(form) 
{					
	if (form.cat1_id.value == '0' && form.brand_id.value == '0' && form.criteria.value == ''){
		alert("Please select an option from the search...");
		form.cat1_id.focus();
		return false;
	}
}

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

function check_checkout(form) 
{
var emailFilter=/^.+@.+\..{2,3}$/;
var illegalChars= /[\(\)\<\>\,\;\:\\\/\"\[\]]/;
var re = /\s/;									
	if (form.billingFirstName.value == ''){
		alert("Please enter your first name...");
		form.billingFirstName.focus();
		return false;
	}								
	if (form.billingLastName.value == ''){
		alert("Please enter your last name...");
		form.billingLastName.focus();
		return false;
	}
	if (form.billingAddress1.value == ''){
		alert("Please enter your address...");
		form.billingAddress1.focus();
		return false;
	}
	if (form.billingCity.value == ''){
		alert("Please enter your city...");
		form.billingCity.focus();
		return false;
	}
	if (form.billingCounty.value == ''){
		alert("Please enter your county...");
		form.billingCounty.focus();
		return false;
	}
	if (form.billingPostcode.value == ''){
		alert("Please enter your post code...");
		form.billingPostcode.focus();
		return false;
	}
	var stripped = form.billingTelephone.value.replace(/[\(\)\.\-\ ]/g, '');
	if (form.billingTelephone.value == '' || isNaN(parseInt(stripped))) {
		alert("Your telephone number is incomplete or contain invalid characters...");
		form.billingTelephone.focus();
		return false;
	}
	if (form.billingEmail.value == '' || form.billingEmail.value.match(illegalChars) || !(emailFilter.test(form.billingEmail.value))){
		alert("Please enter a valid email address...");
		form.billingEmail.focus();
		return false;
	}
	if (form.optin.checked != true){
		alert("Please read and accept our terms & conditions");
		form.optin.focus();
		return false;
	}
}