var slideCounter = 0;
var slideCounterMax = 6;
var slideTimer;

/*Set the mouseover classes for the navigation links (for IE6) and apply id for the link to the current page*/
function setMouseOvers()
{
	var navUL = document.getElementById('navlist');
	
	var navigationChildren = navUL.childNodes;
	for(var i = 0; i < navigationChildren.length; i++)
	{
		if(navigationChildren[i].nodeName == 'LI')
		{
			navigationChildren[i].onmouseover = function()
			{
				this.className = 'over';
			}
			
			navigationChildren[i].onmouseout = function()
			{
				this.className = '';
			}		
		}
	}
}

function setSlideTimer()
{
	pre1= new Image(567,287); 
	pre1.src="images/basic/index/splash0.jpg"; 
	
	pre2= new Image(567,287); 
	pre2.src="images/basic/index/splash1.jpg";
	
	pre3= new Image(567,287); 
	pre3.src="images/basic/index/splash2.jpg";
	
	pre4= new Image(567,287); 
	pre4.src="images/basic/index/splash3.jpg";
	
	pre4= new Image(567,287); 
	pre4.src="images/basic/index/splash4.jpg";
	
	pre4= new Image(567,287); 
	pre4.src="images/basic/index/splash5.jpg";
	
	pre4= new Image(567,287); 
	pre4.src="images/basic/index/splash6.jpg";
		
	clearTimeout(slideTimer);
	slideTimer = setTimeout("changeSlide()", 5000); //5 second slideshow timer
}

function changeSlide()
{
	var contentmain = document.getElementById("contentmain");
	contentmain.style.backgroundImage = "url(images/basic/index/splash"+slideCounter+".jpg)";	
	
	var slideImage = document.getElementById("slideImage");
	slideImage.style.opacity = 0;
	slideImage.style.MozOpacity = slideImage.style.opacity;
	if(navigator.appName.indexOf("Microsoft") != -1 && parseInt(navigator.appVersion) >= 4)
	{
		slideImage.filters.alpha.opacity = 0;
	}
	
	if(slideCounter < slideCounterMax)
	{
		slideCounter++;
	}
	else
	{
		slideCounter = 0;
	}
	
	slideImage.src = "images/basic/index/splash"+slideCounter+".jpg";
	
	//setSlideTimer();
	fadeInSlide();
}

function fadeInSlide()
{
	var slideImage = document.getElementById("slideImage");
	slideImage.style.opacity = parseFloat(slideImage.style.opacity) + 0.1;
	slideImage.style.MozOpacity = slideImage.style.opacity;
	if(navigator.appName.indexOf("Microsoft") != -1 && parseInt(navigator.appVersion) >= 4)
	{
		slideImage.filters.alpha.opacity = slideImage.style.opacity*100;
	}
	
	if(parseFloat(slideImage.style.opacity) < 1.0)
	{
		setTimeout("fadeInSlide()", 40);	
	}
	else
	{
		slideTimer = setTimeout("changeSlide()", 5000);
	}
}