function initNav() {
	
	
	//try {
  	//document.execCommand("BackgroundImageCache", false, true);
	//} catch(err) {}
}

var next = 0

function onTopNavOver (num) {

	var thisNum = new String(num)
	var nextNum = new String(num + 1)
	
	var navButtonLeft = document.getElementById("b" + thisNum + "_left")
	var navButtonRight = document.getElementById("b" + thisNum + "_right")
	var navSpacer = document.getElementById("b" + thisNum + "_spacer")
	
	if (num > 1 && navSpacer.className == "spacer_over") {
		next = num
	}

	navButtonLeft.style.backgroundPosition = "bottom left"
	navButtonLeft.style.marginLeft = "-1px"
	navButtonLeft.style.paddingLeft = "1px"
	
	navButtonRight.style.backgroundPosition = "bottom right"
	

	if (num < 7) {
		document.getElementById("b" + nextNum + "_spacer").style.backgroundColor = "#F5F5F5"
	}
	
	if (num > 1) {
		
		navSpacer.style.backgroundColor = "#F5F5F5"
	}
	
}

function onTopNavOut (num) {
	var thisNum = new String(num)
	var nextNum = new String(num + 1)

	var navButtonLeft = document.getElementById("b" + thisNum + "_left")
	var navButtonRight = document.getElementById("b" + thisNum + "_right")
	
	navButtonLeft.style.backgroundPosition = "top left"
	navButtonLeft.style.marginLeft = "0px"
	navButtonLeft.style.paddingLeft = "0px"
	
	navButtonRight.style.backgroundPosition = "top right"

	if (num < 7) {
		document.getElementById("b" + nextNum + "_spacer").style.backgroundColor = "#CCC"
	}
	
	if (num > 1 && num != next) {
		document.getElementById("b" + thisNum + "_spacer").style.backgroundColor = "#CCC"
	}
	
}