if (document.images) { 
			// Active Images
		    img1on = new Image();
			img1on.src = "../pix_nav/infos_a.gif";
			img2on = new Image();
			img2on.src = "../pix_nav/boot_a.gif";
			img3on = new Image();
			img3on.src = "../pix_nav/klasse_a.gif";
			img4on = new Image();
			img4on.src = "../pix_nav/regatta_a.gif";
			img5on = new Image();
			img5on.src = "../pix_nav/forum_a.gif";
			
			img1over = new Image();
			img1over.src = "../pix_nav/infos_o.gif";
			img2over = new Image();
			img2over.src = "../pix_nav/boot_o.gif";
			img3over = new Image();
			img3over.src = "../pix_nav/klasse_o.gif";
			img4over = new Image();
			img4over.src = "../pix_nav/regatta_o.gif";
			img5over = new Image();
			img5over.src = "../pix_nav/forum_o.gif";
			
		    img1off = new Image();
			img1off.src = "../pix_nav/infos.gif";
			img2off = new Image();
			img2off.src = "../pix_nav/boot.gif";
			img3off = new Image();
			img3off.src = "../pix_nav/klasse.gif";
			img4off = new Image();
			img4off.src = "../pix_nav/regatta.gif";
			img5off = new Image();
			img5off.src = "../pix_nav/forum.gif";
	}

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

	// Bilder aktivieren
	function imgOver(imgName) {
		if (On != imgName) {
			if (document.images) {
	 	  	document[imgName].src = eval(imgName + "over.src");
			}
		}
	}
	
	// Bilder deaktivieren
	function imgOff(imgName) {
		if (On != imgName) {
			if (document.images) {
	            document[imgName].src = eval(imgName + "off.src");
	        }
		}
	}