// JavaScript Document

//  BUTTON 1 starts
function changebackground1(q)
{
	q.style.cursor='pointer';
    document.getElementById("button1").style.backgroundImage = "url(imgs/main-page-1stblock-cent-top-over.gif)";
	document.getElementById("button1-1").style.backgroundImage = "url(imgs/main-page-1stblock-right-top-over.gif)";
	document.getElementById("button1-2").style.backgroundImage = "url(imgs/main-page-1stblock-cent-mid-over.gif)";
	document.getElementById("button1-3").style.backgroundImage = "url(imgs/main-page-1stblock-right-mid-over.gif)";
	document.getElementById("button1-4").style.backgroundImage = "url(imgs/main-page-1stblock-right-bot-over.gif)";
} 

function dcchangebackground1()
{
    document.getElementById("button1").style.backgroundImage = "url(imgs/main-page-1stblock-cent-top.gif)";
	document.getElementById("button1-1").style.backgroundImage = "url(imgs/main-page-1stblock-right-top.gif)";
	document.getElementById("button1-2").style.backgroundImage = "url(imgs/main-page-1stblock-cent-mid.gif)";
	document.getElementById("button1-3").style.backgroundImage = "url(imgs/main-page-1stblock-right-mid.gif)";
	document.getElementById("button1-4").style.backgroundImage = "url(imgs/main-page-1stblock-right-bot.gif)";
} 

//  BUTTON 1 ends

//  BUTTON 2 starts

function changebackground2(q)
{
	q.style.cursor='pointer';
	document.getElementById("button2-1").style.backgroundImage = "url(imgs/main-page-1stblock-left-bot-over.gif)";
	document.getElementById("button2-2").style.backgroundImage = "url(imgs/main-page-1stblock-cent-bot-over.gif)";
} 

function dcchangebackground2()
{
	document.getElementById("button2-1").style.backgroundImage = "url(imgs/main-page-1stblock-left-bot.gif)";
	document.getElementById("button2-2").style.backgroundImage = "url(imgs/main-page-1stblock-cent-bot.gif)";
} 

//  BUTTON 2 ends

//  BUTTON 3 starts

function changebackground3(q)
{
	q.style.cursor='pointer';
	document.getElementById("button3").style.backgroundImage = "url(imgs/main-page-3rdblock-left-top-over.gif)";
	document.getElementById("button3-1").style.backgroundImage = "url(imgs/main-page-3rdblock-cent-top-over.gif)";
	document.getElementById("button3-2").style.backgroundImage = "url(imgs/main-page-3rdblock-left-mid-over.gif)";
	document.getElementById("button3-3").style.backgroundImage = "url(imgs/main-page-3rdblock-cent-mid-over.gif)";
	document.getElementById("button3-4").style.backgroundImage = "url(imgs/main-page-3rdblock-left-bot-over.gif)";
} 

function dcchangebackground3()
{
	document.getElementById("button3").style.backgroundImage = "url(imgs/main-page-3rdblock-left-top.gif)";
	document.getElementById("button3-1").style.backgroundImage = "url(imgs/main-page-3rdblock-cent-top.gif)";
	document.getElementById("button3-2").style.backgroundImage = "url(imgs/main-page-3rdblock-left-mid.gif)";
	document.getElementById("button3-3").style.backgroundImage = "url(imgs/main-page-3rdblock-cent-mid.gif)";
	document.getElementById("button3-4").style.backgroundImage = "url(imgs/main-page-3rdblock-left-bot.gif)";
} 

//  BUTTON 3 ends

//  BUTTON 4 starts

function changebackground4(q)
{
	q.style.cursor='pointer';
	document.getElementById("button4").style.backgroundImage = "url(imgs/main-page-3rdblock-right-mid-over.gif)";
	document.getElementById("button4-1").style.backgroundImage = "url(imgs/main-page-3rdblock-cent-bot-over.gif)";
	document.getElementById("button4-2").style.backgroundImage = "url(imgs/main-page-3rdblock-right-bot-over.gif)";
} 

function dcchangebackground4()
{
	document.getElementById("button4").style.backgroundImage = "url(imgs/main-page-3rdblock-right-mid.gif)";
	document.getElementById("button4-1").style.backgroundImage = "url(imgs/main-page-3rdblock-cent-bot.gif)";
	document.getElementById("button4-2").style.backgroundImage = "url(imgs/main-page-3rdblock-right-bot.gif)";
} 

//  BUTTON 4 ends