if (document.images) {
nB1_off = new Image(); nB1_off.src = "../images/nB1.gif"
nB1_over = new Image(); nB1_over.src = "../images/nB1_over.gif"
nB2_off = new Image(); nB2_off.src = "../images/nB2.gif"
nB2_over = new Image(); nB2_over.src = "../images/nB2_over.gif"
nB3_off = new Image(); nB3_off.src = "../images/nB3.gif"
nB3_over = new Image(); nB3_over.src = "../images/nB3_over.gif"
nB4_off = new Image(); nB4_off.src = "../images/nB4.gif"
nB4_over = new Image(); nB4_over.src = "../images/nB4_over.gif"
nB5_off = new Image(); nB5_off.src = "../images/nB5.gif"
nB5_over = new Image(); nB5_over.src = "../images/nB5_over.gif"
nB6_off = new Image(); nB6_off.src = "../images/nB6.gif"
nB6_over = new Image(); nB6_over.src = "../images/nB6_over.gif"
nB7_off = new Image(); nB7_off.src = "../images/nB7.gif"
nB7_over = new Image(); nB7_over.src = "../images/nB7_over.gif"
nB8_off = new Image(); nB8_off.src = "../images/nB8.gif"
nB8_over = new Image(); nB8_over.src = "../images/nB8_over.gif"
nB9_off = new Image(); nB9_off.src = "../images/nB9.gif"
nB9_over = new Image(); nB9_over.src = "../images/nB9_over.gif"
nB10_off = new Image(); nB10_off.src = "../images/nB10.gif"
nB10_over = new Image(); nB10_over.src = "../images/nB10_over.gif"
nB11_off = new Image(); nB11_off.src = "../images/nB11.gif"
nB11_over = new Image(); nB11_over.src = "../images/nB11_over.gif"
nB12_off = new Image(); nB12_off.src = "../images/nB12.gif"
nB12_over = new Image(); nB12_over.src = "../images/nB12_over.gif"
nB13_off = new Image(); nB13_off.src = "../images/nB13.gif"
nB13_over = new Image(); nB13_over.src = "../images/nB13_over.gif"
nB14_off = new Image(); nB14_off.src = "../images/nB14.gif"
nB14_over = new Image(); nB14_over.src = "../images/nB14_over.gif"
nB15_off = new Image(); nB15_off.src = "../images/nB15.gif"
nB15_over = new Image(); nB15_over.src = "../images/nB15_over.gif"
nB16_off = new Image(); nB16_off.src = "../images/nB16.gif"
nB16_over = new Image(); nB16_over.src = "../images/nB16_over.gif"
nB17_off = new Image(); nB17_off.src = "../images/nB17.gif"
nB17_over = new Image(); nB17_over.src = "../images/nB17_over.gif"
nB18_off = new Image(); nB18_off.src = "../images/nB18.gif"
nB18_over = new Image(); nB18_over.src = "../images/nB18_over.gif"
nB19_off = new Image(); nB19_off.src = "../images/nB19.gif"
nB19_over = new Image(); nB19_over.src = "../images/nB19_over.gif"
}

function out(ImageName,a) {
if(a=="a"){return false;}
	if (document.images != null) {
		document[ImageName].src = eval(ImageName + "_off.src");
	}
}

function over(ImageName) {
	if (document.images != null) {
		document[ImageName].src = eval(ImageName + "_over.src");
	}
}

function nav2over(o){
o.style.background="#CCCCCC";
}
function nav2out(o){
o.style.background="#F4F4F4";
}