// 読み込み処理描画.
var top = (document.body.clientHeight - documentHeader - 81) / 2 + documentHeader;
var left = (800-123) / 2;
document.writeln("<div id=\"nowloading\" style =\"LEFT:" + left + "px; POSITION: absolute; TOP: " + top +  "px;VISIBILITY: visible;z-index:999;  \">");
document.writeln("<img src=\"MapForm/img/nowloading.gif\" >");
document.writeln("</div>");