if (navigator.userAgent.indexOf('Netscape') != -1) {
	if ( navigator.userAgent.indexOf('Mac') != -1 ) {
		document.writeln('<style type="text/css">');
		document.writeln('<!--');
		document.writeln('body { font-size: 1.1em }');
		document.writeln('-->');
		document.writeln('</style>');
	}
	if ( navigator.userAgent.indexOf('Mac OS X') != -1 ) {
		document.writeln('<style type="text/css">');
		document.writeln('<!--');
		document.writeln('body { font-size: 1.2em }');
		document.writeln('-->');
		document.writeln('</style>');
	}
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
function changeImages() {
	d = document;
	if (d.images) {
		var img;
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			img = null;
			if (d.layers) {img = findElement(changeImages.arguments[i],0);}
			else {img = d.images[changeImages.arguments[i]];}
			if (img) {img.src = changeImages.arguments[i+1];}
		}
	}
}
function magnifyImage( targetUrl ){
	var winParam = "newwin = window.open( targetUrl, 'magwin', 'width=600, height=400, location=0, scrollbars=1, directories=0, menubar=0, toolbar=0, resizable=1, titlebar=0, screenX=10, left=10, screenY=10, top=10');";
	eval(winParam);
	if (navigator.appName.indexOf('Netscape') > -1){
		setTimeout('newwin.focus()',40);
	}else{
		newwin.focus();
	}
}
function searchKeyCheck() {
  if(document.searchTable.query.value.length == 0) {
    alert("検索したいキーワードを入力してください。");
    return false;
  } else {
    return true;
  }
}
function popup(url, name, width, height){
	var winParam = "newwin = window.open(url,name,'screenX=10,left=10,screenY=10,top=10,width=";

	if((width == 0) || (width > (screen.width-30))){
		winParam = winParam + (screen.width - 30)+ ",height=";
	}else{
		winParam = winParam + width + ",height=";
	}
	if((height == 0) || (height > (screen.height - 90))){
		winParam = winParam + (screen.height - 90);
	}else{
		winParam = winParam + height;
	}
	
	winParam = winParam +",location=0,scrollbars=1,directories=0,menubar=0,toolbar=0,resizable=1,titlebar=0,alwaysRaised=0,status=1,fullscreen=0');";
	
	eval(winParam);
	if (navigator.appName.indexOf('Netscape') > -1){
		setTimeout('newwin.focus()',40);
	}else{
		newwin.focus();
	}
}