if (document.images) {
		
	//MENU IMAGES
        img1on = new Image();		img1on.src = "/images/who_over.gif";  
		img2on = new Image();		img2on.src = "/images/what_over.gif";  
		img3on = new Image();		img3on.src = "/images/tips_over.gif";
		img4on = new Image(); 		img4on.src = "/images/info_over.gif";
		img5on = new Image();		img5on.src = "/images/contact_over.gif";

        img1off = new Image();		img1off.src = "/images/who.gif"; 
		img2off = new Image(); 		img2off.src = "/images/what.gif"; 
		img3off = new Image();		img3off.src = "/images/tips.gif";
		img4off = new Image();		img4off.src = "/images/info.gif";
		img5off = new Image();		img5off.src = "/images/contact.gif";
}


function imgOn(imgName) {
	if (document.images) {
	    document[imgName].src = eval(imgName + "on.src");
	}
}


function imgOff(imgName) {
	if (document.images) {
	    document[imgName].src = eval(imgName + "off.src");
	}
}