browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);

ns3up = (browserName == "Netscape" && browserVer >= 3);
ie4up = (browserName.indexOf("Microsoft") >= 0 && browserVer >= 4);

function swopPhoto(imgName) {
	
	if (ns3up || ie4up) 
		imgOn = ("" + imgName);
		
	document.mainpic.src = imgOn;
}

var totalImages = 22; // Total images used

browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);

ns3up = (browserName == "Netscape" && browserVer >= 3);
ie4up = (browserName.indexOf("Microsoft") >= 0 && browserVer >= 4);
safari = true;

function showPic(imgName) 
{
	if (ns3up || ie4up || safari) 
		imgOn = ("images/topnav/" + imgName);
		
	document.mainpic.src = imgOn;
}

if(document.images)
{
	mFX = new Array(totalImages);
	for(i = 0; i < mFX.length; i++)
	{
		mFX[i] = new Image();
	}
	
	url = 'http://www.lifta.co.za/';
	//url = 'http://mammoth-server/FIREROOM/LIFTA/';
	
	mFX[0].src = url+"images/topnav/home.jpg";
	mFX[1].src = url+"images/topnav/home-over.jpg";

	mFX[2].src = url+"images/topnav/stairlifts.jpg";
	mFX[3].src = url+"images/topnav/stairlifts-over.jpg";
	
	mFX[4].src = url+"images/topnav/consultations.jpg";
	mFX[5].src = url+"images/topnav/consultations-over.jpg";
	
	mFX[6].src = url+"images/topnav/contact.jpg";
	mFX[7].src = url+"images/topnav/contact-over.jpg";
	
	mFX[8].src = url+"images/topnav/models.jpg";
	mFX[9].src = url+"images/topnav/models-over.jpg";
	
	mFX[10].src = url+"images/topnav/style.jpg";
	mFX[11].src = url+"images/topnav/style-over.jpg";
	
	mFX[12].src = url+"images/topnav/equipment.jpg";
	mFX[13].src = url+"images/topnav/equipment-over.jpg";
	
	mFX[14].src = url+"images/topnav/specifications.jpg";
	mFX[15].src = url+"images/topnav/specifications-over.jpg";
	
	mFX[16].src = url+"images/topnav/types.jpg";
	mFX[17].src = url+"images/topnav/types-over.jpg";
	
	mFX[18].src = url+"images/topnav/advantages.jpg";
	mFX[19].src = url+"images/topnav/advantages-over.jpg";
	
	mFX[20].src = url+"images/topnav/faqs.jpg";
	mFX[21].src = url+"images/topnav/faqs-over.jpg";
	
}

function imgFX(img, num)
{
	if(document.images)
	{
		document.images[img].src = mFX[num].src;
	}
}

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 validateContact()
{
	
	fv = new formValidator();
	
	if (fv.isEmpty("your_name"))
		fv.raiseError("Please fill in your name.");
		
	if (fv.isEmpty("your_surname"))
		fv.raiseError("Please fill in your surname.");
	
	if (fv.isEmpty("your_address"))
		fv.raiseError("Please fill in your address.");
		
	if (fv.isEmpty("postal_code"))
		fv.raiseError("Please fill in your postal code.");
	
	if (fv.numErrors() > 0)
	{
		fv.displayErrors();
		return false;
	}
	else
		return true;	
}

function validateCallMe()
{
	
	fv = new formValidator();
	
	if (fv.isEmpty("your_name"))
		fv.raiseError("Please fill in your name.");
		
	if (fv.isEmpty("your_surname"))
		fv.raiseError("Please fill in your surname.");
	
	if (fv.isEmpty("telephone"))
		fv.raiseError("Please fill in your telephone number.");
	
	if (fv.numErrors() > 0)
	{
		fv.displayErrors();
		return false;
	}
	else
		return true;	
}

function validateSendInfo()
{
	
	fv = new formValidator();
	
	if (fv.isEmpty("your_name"))
		fv.raiseError("Please fill in your name.");
		
	if (fv.isEmpty("your_surname"))
		fv.raiseError("Please fill in your surname.");
		
	if (fv.isEmpty("email"))
		fv.raiseError("Please fill in your email address.");
	
	if (fv.numErrors() > 0)
	{
		fv.displayErrors();
		return false;
	}
	else
		return true;	
}