// JavaScript Document

img_src = Array(
"/images/quote-windowsblinds-hover.jpg",
"/images/quote-specialoffers-hover.jpg",
"/images/quote-conservatory-hover.jpg"
);

img_array = new Array();

for (counter in img_src) {
	img_array[counter] = new Image();
	img_array[counter].src = img_src[counter];
}

function del_contents(ele, text){
	if (ele.value == text){
		ele.value = "";
	}
}
function add_contents(ele, text){
	if (ele.value == text){
		ele.value = "Site search";
	}
}

function add_name_contents(ele, text){
	if (ele.value == text){
		ele.value = "name";
	}
}

function add_email_contents(ele, text){
	if (ele.value == text){
		ele.value = "contact email";
	}
}

function validate_nsltr(){
	name = document.getElementById('name').value;
	email = document.getElementById('zlyhu-zlyhu').value;
	var error = 0;
	var email_error = 0;
	
	if(name=='name'){
		error = 1;
	}
	if(email){
		if ((email.indexOf(".") > 0) && (email.indexOf("@") > 0)){
			
		}else{
			email_error = 1;
		}
	}else{
		error = 1;	
	}
	
	if(error==1){
		alert('Please fill in both fields to subscribe to our newsletter.');
		return false;
	}else if(email_error==1){
		alert('Please enter a valid email address.');
		return false;
	}else{
		return true;
	}
}

function close_promo_video(){
	document.getElementById('overlay_background').style.display = "none";
	document.getElementById('overlay_container').style.display = "none";
}

function open_promo_video(){
	document.getElementById('overlay_background').style.display = "block";
	document.getElementById('overlay_container').style.display = "block";
	window.scrollTo(0, 100);
}