// JavaScript Document

	if (document.images) {            
            img1on = new Image();      
            img1on.src = "images/010b.gif"; 
            img2on = new Image(); 
            img2on.src = "images/011b.gif";  

         
            img1off = new Image(); 
            img1off.src = "images/010.gif"; 
            img2off = new Image();          
            img2off.src = "images/011.gif"; 
     
        }

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

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