goflg=0;
	if (parseInt(navigator.appVersion) >= 4 || navigator.appName == "Netscape"){

	window.onerror=null;

	goflg=1;

	bt0On=new Image(0,0); bt0On.src="/img_common/share_menu1_on.jpg";

	bt0Off=new Image(0,0); bt0Off.src="/img_common/share_menu1.jpg";

	bt1On=new Image(0,0); bt1On.src="/img_common/share_menu2_on.jpg";

	bt1Off=new Image(0,0); bt1Off.src="/img_common/share_menu2.jpg";

	bt2On=new Image(0,0); bt2On.src="/img_common/share_menu3_on.jpg";

	bt2Off=new Image(0,0); bt2Off.src="/img_common/share_menu3.jpg";

	bt3On=new Image(0,0); bt3On.src="/img_common/share_menu4_on.jpg";

	bt3Off=new Image(0,0); bt3Off.src="/img_common/share_menu4.jpg";

	bt4On=new Image(0,0); bt4On.src="/img_common/share_menu5_on.jpg";

	bt4Off=new Image(0,0); bt4Off.src="/img_common/share_menu5.jpg";
}



	function act(imgName) {

		if (goflg){

		imgOn=eval(imgName+"On.src"); document [imgName].src = imgOn;

		}

	}



	function inact(imgName) {

		if (goflg){

		imgOff=eval(imgName+"Off.src"); document [imgName].src = imgOff;

		}

	}