// JavaScript Document

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function changeImage() {
	
	document.images['mainImage'].src = ("../images/"+ imgArray[imageOnDisplay]);
	captionNode = document.getElementById('imgCaption').firstChild;
	captionNode.replaceData(0, 150, captArray[imageOnDisplay]);
	
	if (imageOnDisplay < numImages-1) { 
		imageOnDisplay++;
	}
	else {
		imageOnDisplay = 0;
	}
}


function openPopUp(theURL,winName) {
  window.open(theURL,winName,'width=350px, height=450px, scrollbars=yes, scrollbars=1, resizable=1');
}

function openWindow(theURL,winName,features) { //pumkin code: open new window and set up array to contain image display info
  window.open(theURL,winName,features);
}


function validateForm(formName)
{
	if (formName.firstname.value == "")
	{
		alert("Please enter a First name");
		formName.firstname.focus();
		return false;
	}
	if (formName.email1.value == "" && formName.phone.value == "")
	{
		alert("Please enter an email or a phone number");
		formName.email1.focus();
		return false;
	}
	if (formName.email1.value != formName.email2.value)
	{
		alert("Your email addresses entered do not appear to match, please check both entries and retry");
		formName.email1.focus();
		return false;
	}
	if (formName.msg.value == "")
	{
		alert("Please enter a message");
		formName.msg.focus();
		return false;
	}
}


function enlargeGalleryPic(path, id) {
	
	var imagepathel = document.getElementById('imagepath');
	imagepathel.value = path;
	var imageidel = document.getElementById('imageid');
	imageidel.value = id;
	var formEl = document.getElementById('galleryselect');
	formEl.submit();
	
}