/***** Set background for Home page *****/
var currentImage = 1;
var noOfImages = 7; 
	
function setBackground()
{
	var iSetNo = Math.round((Math.random() * 7) + 0.5)
	
	document.getElementById("mainContent").style.backgroundImage = "url(assets/images/backgrounds/" + iSetNo + "/01.jpg)";
	
}


/***** Rollover text *****/
function homeRollover(sID)
{
	document.getElementById(sID).style.visibility = "visible";
}

function homeRolloff(sID)
{
	document.getElementById(sID).style.visibility = "visible";
}

function showBgImage(inIndex)
{	
    if(inIndex != null) currentImage = inIndex;
    else currentImage++;	
    
	if(currentImage == (noOfImages+1) ) currentImage = 1; // go back to number 1...
	
	document.getElementById("mainContent").style.backgroundImage = "url(assets/images/backgrounds/" + currentImage + "/01.jpg)";		
	setTimeout("showBgImage(null)",7000);
}

function randomizeImg() 
{
	return Math.floor(Math.random() * (noOfImages)) + 1;
}