var visibleTarget = 'main_content_1';
var invisibleTarget = 'main_content_2';

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_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_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 getPage(pageUrl){
	var target = invisibleTarget;
	var pars = 'no-headers';
	var myAjax = new Ajax.Updater(target, pageUrl, {method: 'get', parameters: pars});
			
	//Clean-up
	var tmpTarget = invisibleTarget;
	invisibleTarget = visibleTarget;
	visibleTarget = tmpTarget;
	
	//Hide the existing content and show the new stuff
	new Effect.Fade(invisibleTarget, {duration: 0.75, afterFinish: function(){
		new Effect.Appear(visibleTarget, { duration: 0.75 });
	}});

}

function validate_contact()
{
	// Check the length of the fields
	if ((document.contact_form.name.value == "") ||
		(document.contact_form.email.value == "") ||
		(document.contact_form.message.value == ""))
	{
		alert("Please complete all fields.");
		return false;
	}
	
 	document.contact_form.submit();
	return true;
}

function startLogo() {

	// Since this is only doing this little thing, I'm not going all out with the logic

	// Step 1
	Effect.Fade("img1", { duration: 1.5, from: 1.5, to: 0.0, delay: 1.5});
	Effect.Appear("img2", { duration: 1.5, from: 0.0, to: 1.5, delay: 1.5});
	
	// Step 2
	Effect.Fade("img2", { duration: 1.5, from: 1.5, to: 0.0, delay: 3.0});
	Effect.Appear("img3", { duration: 1.5, from: 0.0, to: 1.5, delay: 3.0});
	
	// Step 3
	Effect.Fade("img3", { duration: 1.5, from: 1.5, to: 0.0, delay: 4.5});
	Effect.Appear("img4", { duration: 1.5, from: 0.0, to: 1.5, delay: 4.5});
	
}