// calculators.js

/* Functionality */
var tab_moron;
var tab_moroff;
function getImages(){

	/* Tabs */
	tab_moron = new Image();    
	tab_moron.src="images/calc_mort_on.jpg"; 
	tab_moroff = new Image();      
	tab_moroff.src="images/calc_mort_off.jpg";    
	
	tab_affon = new Image();    
	tab_affon.src = "images/calc_afford_on.jpg"; 
	tab_affoff = new Image();      
	tab_affoff.src = "images/calc_afford_off.jpg";    
	
	tab_ltton = new Image();    
	tab_ltton.src = "images/calc_ltt_on.jpg"; 
	tab_lttoff = new Image();      
	tab_lttoff.src = "images/calc_ltt_off.jpg";    
	
	tab_rvbon = new Image();    
	tab_rvbon.src = "images/calc_rvsb_on.jpg"; 
	tab_rvboff = new Image();      
	tab_rvboff.src = "images/calc_rvsb_off.jpg";    
	
	tab_payon = new Image();    
	tab_payon.src = "images/calc_pymof_on.jpg"; 
	tab_payoff = new Image();      
	tab_payoff.src = "images/calc_pymof_off.jpg";   

}

function THEtab(imgName){

	getImages();
	allOff();
	allOffLayers();

	imgOn = eval(imgName + "on.src");
	document[imgName].src = imgOn;

	if(imgName == "tab_mor"){
		document.getElementById("mortgage").style.display = 'block';
	}

	if(imgName == "tab_aff"){
		document.getElementById("affordability").style.display = 'block';
	}

	if(imgName == "tab_ltt"){
		document.getElementById("landtransfertax").style.display = 'block';
	}

	if(imgName == "tab_rvb"){
		document.getElementById("rentvsbuy").style.display = 'block';
	}

	if(imgName == "tab_pay"){
		document.getElementById("payofffaster").style.display = 'block';
	}

}

function allOffLayers(){

	document.getElementById("mortgage").style.display = 'none';
	document.getElementById("affordability").style.display = 'none';
	document.getElementById("landtransfertax").style.display = 'none';
	document.getElementById("rentvsbuy").style.display = 'none';
	document.getElementById("payofffaster").style.display = 'none';

}

function allOff(){

	document.getElementById("tab_mor").src = "images/calc_mort_off.jpg";  
	document.getElementById("tab_aff").src = "images/calc_afford_off.jpg";  
	document.getElementById("tab_ltt").src = "images/calc_ltt_off.jpg";  
	document.getElementById("tab_rvb").src = "images/calc_rvsb_off.jpg";  
	document.getElementById("tab_pay").src = "images/calc_pymof_off.jpg";  

}