function showLogo (showthisid) {
    document.getElementById('csglogo').style.display = 'none';
    document.getElementById('indigologo').style.display = 'none';
    document.getElementById('eddiewrightlogo').style.display = 'none';
    document.getElementById('carpeoplelogo').style.display = 'none';
    document.getElementById('advantagelogo').style.display = 'none';
    document.getElementById('redpyramidlogo').style.display = 'none';
    document.getElementById('andrewslogo').style.display = 'none';
    document.getElementById('gocarlogo').style.display = 'none';
    if (showthisid != '') {
        document.getElementById(showthisid).style.display = 'block';
    }
}

function showimage(dealer, carpic, rowid) {
    if (carpic != '') {
            document.getElementById('carpicture').src = '/dealers/'+dealer+carpic;
    } else {
            document.getElementById('carpicture').src = '/images/sorry_no_picture.jpg';
    }
    for (var i = 0; i < document.getElementById('cars').childNodes.length; i++) {
        var thisrow = document.getElementById('cars').childNodes[i];
        if (thisrow.nodeType == 1) {
            if (thisrow.className == 'carrow1') {
                thisrow.style.backgroundColor= 'transparent';
            } else {
                thisrow.style.backgroundColor= '#F5FBF0';
            }
        }
    }
    document.getElementById(rowid).style.backgroundColor= '#C7E9AB';
    document.getElementById('regno').innerHTML = document.getElementById(rowid).childNodes[0].innerHTML;
    document.getElementById('make').innerHTML = document.getElementById(rowid).childNodes[2].innerHTML;
    document.getElementById('model').innerHTML = document.getElementById(rowid).childNodes[4].innerHTML;
    document.getElementById('doors').innerHTML = document.getElementById(rowid).childNodes[6].innerHTML;
    document.getElementById('colour').innerHTML = document.getElementById(rowid).childNodes[8].innerHTML;
    document.getElementById('dor').innerHTML = document.getElementById(rowid).childNodes[10].innerHTML;
    document.getElementById('mileage').innerHTML = document.getElementById(rowid).childNodes[12].innerHTML;
    document.getElementById('transmission').innerHTML = document.getElementById(rowid).childNodes[14].innerHTML;
    document.getElementById('regbook').innerHTML = document.getElementById(rowid).childNodes[16].innerHTML;

}

function verifyContact() {
	var themessage = "Please complete the following fields: \n\n";
	if (document.form.name.value=="") {
		themessage = themessage + " - Name\n";
	}
	if (document.form.email.value=="") {
		themessage = themessage + " - Email\n";
	}
	if (document.form.telephone.value == "") {
		themessage = themessage + " - Telephone\n";
	}
	//alert if fields are empty and cancel form submit
	if (themessage == "Please complete the following fields: \n\n") {
		document.form.submit();
	} else {
		alert(themessage);
	}
}