//ロールオーバーボタン用
function swapImage() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<swapImage.arguments.length; i+=2) {
			document[swapImage.arguments[i]].src = swapImage.arguments[i+1];
		}
	}
}

//検索チェック用
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=1, toolbar=1, 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();
	}
}