if(navigator.appVersion.charAt(0) >=3){
			var japanese = new Array();
			for( i = 0 ; i < 2 ; i++ ) {
				 japanese[i] = new Image(); 
			}
				japanese[0].src= "../images/ja_text.gif";
				japanese[1].src= "../images/ja_text_on.gif";
			}
		
			function japanesetext(dim,cnt){
				if(navigator.appVersion.charAt(0) >= 3 ){
				document.images[dim].src=japanese[cnt].src;
			}
		}