var b1a = new Image();
                b1a.src = "images/b1.gif";
            	var b1b = new Image();
                b1b.src = "images/b1_1.gif";

				
				var b2a = new Image();
                b2a.src = "images/b2.gif";
            	var b2b = new Image();
                b2b.src = "images/b2_1.gif";

				
				var b3a = new Image();
                b3a.src = "images/b3.gif";
            	var b3b = new Image();
                b3b.src = "images/b3_1.gif";

                
              function act(imgName) {
                  document[imgName].src = eval(imgName + "b.src");
				  if (imgName != actimg) 
				  document[actimg].src = eval(actimg + "a.src");
              }

              function inact(imgName) {
                 document[imgName].src = eval(imgName + "a.src");
				 document[actimg].src = eval(actimg + "b.src");
	}
				function loadact(imgName){
				document[imgName].src = eval(imgName + "b.src");
				}
				
				
			function popUp(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=420,height=400');");
}

			function popUpbig(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=600,height=600');");
}				

function popUpPic(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=720,height=600');");
}