if (document.images) {
		image1on = new Image();
		image1on.src = "images/n_corporate_on.gif";
	
		image2on = new Image();
		image2on.src = "images/n_new_on.gif";
	
		image3on = new Image();
		image3on.src = "images/n_software_on.gif";
	
		image4on = new Image();
		image4on.src = "images/n_services_on.gif";
		
		image5on = new Image();
		image5on.src = "images/n_support_on.gif";
			
		image6on = new Image();
		image6on.src = "images/n_community_on.gif";
			
		image7on = new Image();
		image7on.src = "images/n_contact_on.gif";
		
		image1off = new Image();
		image1off.src = "images/n_corporate_off.gif";
	
		image2off = new Image();
		image2off.src = "images/n_new_off.gif";
	
		image3off = new Image();
		image3off.src = "images/n_software_off.gif";
	
		image4off = new Image();
		image4off.src = "images/n_services_off.gif";
		
		image5off = new Image();
		image5off.src = "images/n_support_off.gif";
		
		image6off = new Image();
		image6off.src = "images/n_community_off.gif";
			
		image7off = new Image();
		image7off.src = "images/n_contact_off.gif";
	
	
	}function changeImages() {
	  if (document.images) {
	    for (var i=0; i<changeImages.arguments.length; i+=2) {
	      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
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	  }
	}