headimgOn = new Array();
headimgOn[1] = new Image(); headimgOn[1].src = '../common/images/n_anim_on.gif'; 
headimgOff = new Array();
headimgOff[1] = new Image(); headimgOff[1].src = '../common/images/clear.gif'; 


function headOn(imageName){
						if( Version >= 3 ){
						document.images[imageName].src = headimgOn[1].src ;
			}
}
function headOff(imageName){
						if( Version >= 3 ){
						document.images[imageName].src = headimgOff[1].src;
			}
}