// clorox oxygen action
// common functions + preload global nav
//

var nav_products_f1 = new Image(); nav_products_f1.src = "/images/nav_products.jpg";
var nav_products_f2 = new Image(); nav_products_f2.src = "/images/nav_products_f2.jpg";
var nav_stain_f1 = new Image(); nav_stain_f1.src = "/images/nav_stain.jpg";
var nav_stain_f2 = new Image(); nav_stain_f2.src = "/images/nav_stain_f2.jpg";
var nav_laundry_f1 = new Image(); nav_laundry_f1.src = "/images/nav_laundry.jpg";
var nav_laundry_f2 = new Image(); nav_laundry_f2.src = "/images/nav_laundry_f2.jpg";
var nav_faq_f1 = new Image(); nav_faq_f1.src = "/images/nav_faq.jpg";
var nav_faq_f2 = new Image(); nav_faq_f2.src = "/images/nav_faq_f2.jpg";
var nav_contact_f1 = new Image(); nav_contact_f1.src = "/images/nav_contact.jpg";
var nav_contact_f2 = new Image(); nav_contact_f2.src = "/images/nav_contact_f2.jpg";

function swap( imgName, fileName ) {
	if ( document.images ) {
		document[imgName].src = "/images/" + fileName;
	}
}

function isName( string ) {
	if ( string.match(/^[A-Za-z\'\- ]+$/) )
		return true;
	return false;
}

function isEmail( string ) {
	if ( string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1 ) {
		return true;
	} else {
		return false;
	}
}

function isZip( zip ) {
	// 5 digit zips
	if( zip.match(/^\d\d\d\d\d$/) )
		return true;
	// 5+4 digit zips
	if( ( zip.match(/^\d\d\d\d\d\d\d\d\d$/) ) || ( zip.match(/^\d\d\d\d\d\-\d\d\d\d$/) ) )
		return true;
	return false;
}

function isPostalCode( pc ) {
	// canadian postal codes (6 or 7 characters)
	if( ( pc.match(/^[A-Za-z]\d[A-Za-z]\d[A-Za-z]\d$/) ) || ( pc.match(/^[A-Za-z]\d[A-Za-z] \d[A-Za-z]\d$/) ) )
		return true;
	return false;
}

function fixPhone( phone ) {
	var num = phone.value;
	var newnum = "";
	var output = "";
	// strip out non-numbers
	for ( var i = 0; i < num.length; i++ )
		if ( num.charAt( i ).match(/\d/) )
			newnum += num.charAt( i );
	if ( newnum ) {
		// rebuild number with hyphen
		for ( var i = 0; i < 10; i++ ) {
			output += newnum.charAt( i )
			if ( i == 2 || i == 5 )
				output += "-";
		}
	}
	// return value
	phone.value = output;
}

// coupon popup from IQ
function winOpen(url){
	var pWidth = 410;
	var pHeight = 550;
	var X = (screen.width - pWidth) / 2;
	var Y = (screen.availHeight - pHeight) / 2;
	var page = window.open(url,"specialty","toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=no,width=" + pWidth + ",height=" + pHeight + ",screenX=" + X + ",screenY=" + Y + ",top=" + Y + ",left=" + X + "");
	page.focus();
}

// validation on contact us form
function validateContact( form ) {
	if ( !isName( form.CRS_NAME_FIRST.value ) ) {
		alert("Please enter your correct first name");
		form.CRS_NAME_FIRST.select();
	}
	else if ( !isName( form.CRS_NAME_LAST.value ) ) {
		alert("Please enter your correct last name");
		form.CRS_NAME_LAST.select();
	}
	else if ( !form.CRS_MISC_INFO_2.value || !isEmail( form.CRS_MISC_INFO_2.value ) ) {
		alert("Please enter a valid email address");
		form.CRS_MISC_INFO_2.select();
	}
	else if ( form.CRS_ZIP.value && !isZip(form.CRS_ZIP.value) && !isPostalCode(form.CRS_ZIP.value) ) {
		alert("Please enter a valid zip/postal code");
		form.CRS_ZIP.select();
	}
	else {
		return true;
	}
	return false;
}