function removeHover(divName) 
{
	var min = 1;
	var max = 5;
	var int = Math.floor(Math.random() * (max - min + 1)) + min;
	document.getElementById(divName).getElementsByTagName("div")[int].style.background = "transparent";
	
	var screenWidth = document.body.offsetWidth;
	var lastDivNum  = parseInt((screenWidth - 52) / 198);
	var lastDiv     = document.getElementById(divName).getElementsByTagName("div")[lastDivNum+1];
	var restWidth   = ((screenWidth - 52) - (lastDivNum * 198));
	lastDiv.style.width       = restWidth-1+"px";	
	lastDiv.style.borderRight = "none";
}

function setBGColor(ColorText,ColorNavi)
{
	document.getElementById("text").style.background = ColorText;
	if (ColorNavi != null) {
		var num = document.getElementById("text").getElementsByTagName("a");
		for (var i = 0; i < num.length; ++i) {
			document.getElementById("text").getElementsByTagName("a")[i].style.color = ColorNavi;
		}
    document.getElementById("text").style.color = ColorNavi;
    document.getElementById("first").style.borderBottomColor = ColorNavi;
	}
}