// IE4 = 1, IE5+ = 2, NN4 = 3, NN6+ = 4, others = 0

_dom = document.all?(document.getElementById?2:1)
                  :(document.getElementById?4:(document.layers?3:0));
var _winie;
if ( navigator.userAgent.indexOf('Win') != -1 && navigator.userAgent.indexOf('MSIE') != -1)_winie = 1;

var path_ct = 'img5/img5/';
var path_sh = 'img5/img5/';

var imgCT =	new Object();
for (i=1;i<16;i++){
	i = formatNum(2,i);
	
imgCT["ct_menu_" + i + "_on"] = new Image();
	
imgCT["ct_menu_" + i + "_on"].src = path_ct + "ct_menu_" + i + "_on.gif";
	
imgCT["ct_menu_" + i + "_off"] = new Image();
	
imgCT["ct_menu_" + i + "_off"].src = path_ct + "ct_menu_" + i + "_off.gif";
}

imgCT["rink_hp_on"] = new Image();

imgCT["rink_hp_off"] = new Image();

imgCT["rink_favorite_on"] = new Image();

imgCT["rink_favorite_off"] = new Image();

imgCT["rink_sitemap_on"] = new Image();

imgCT["rink_sitemap_off"] = new Image();

imgCT["rink_gototop_on"] = new Image();

imgCT["rink_gototop_off"] = new Image();

imgCT["headermenu_rink_01_on"] = new Image();

imgCT["headermenu_rink_01_off"] = new Image();

imgCT["headermenu_rink_02_on"] = new Image();

imgCT["headermenu_rink_02_off"] = new Image();

imgCT["headermenu_rink_03_on"] = new Image();

imgCT["headermenu_rink_03_off"] = new Image();

imgCT["headermenu_rink_04_on"] = new Image();

imgCT["headermenu_rink_04_off"] = new Image();

imgCT["headermenu_rink_05_on"] = new Image();

imgCT["headermenu_rink_05_off"] = new Image();

imgCT["headermenu_rink_06_on"] = new Image();

imgCT["headermenu_rink_06_off"] = new Image();

imgCT["rink_news_on"] = new Image();

imgCT["rink_news_off"] = new Image();

imgCT["rink_alllist_on"] = new Image();

imgCT["rink_alllist_off"] = new Image();

imgCT["rink_gotoocn_on"] =new Image();

imgCT["rink_gotoocn_off"] = new Image();

imgCT["rink_hp_f_on"] = new Image();

imgCT["rink_hp_f_off"] =new Image();

imgCT["rink_favorite_f_on"] = new Image();

imgCT["rink_favorite_f_off"] = new Image();


imgCT["rink_hp_on"].src = path_ct + "rink_hp_on.gif";

imgCT["rink_hp_on"].src = path_sh + "rink_hp_on.gif";

imgCT["rink_hp_off"].src = path_sh + "rink_hp_off.gif";

imgCT["rink_favorite_on"].src = path_sh + "rink_favorite_on.gif";

imgCT["rink_favorite_off"].src = path_sh + "rink_favorite_off.gif";
imgCT["rink_sitemap_on"].src = path_sh + "rink_sitemap_on.gif";

imgCT["rink_sitemap_off"].src = path_sh + "rink_sitemap_off.gif";

imgCT["rink_gototop_on"].src = path_sh + "rink_gototop_on.gif";

imgCT["rink_gototop_off"].src = path_sh + "rink_gototop_off.gif";
imgCT["headermenu_rink_01_on"].src = path_sh + "headermenu_rink_01_on.gif";

imgCT["headermenu_rink_01_off"].src = path_sh + "headermenu_rink_01_off.gif";

imgCT["headermenu_rink_02_on"].src = path_sh + "headermenu_rink_02_on.gif";

imgCT["headermenu_rink_02_off"].src = path_sh + "headermenu_rink_02_off.gif";

imgCT["headermenu_rink_03_on"].src = path_sh + "headermenu_rink_03_on.gif";

imgCT["headermenu_rink_03_off"].src = path_sh + "headermenu_rink_03_off.gif";

imgCT["headermenu_rink_04_on"].src = path_sh + "headermenu_rink_04_on.gif";

imgCT["headermenu_rink_04_off"].src = path_sh + "headermenu_rink_04_off.gif";

imgCT["headermenu_rink_05_on"].src = path_sh + "headermenu_rink_05_on.gif";

imgCT["headermenu_rink_05_off"].src = path_sh + "headermenu_rink_05_off.gif";

imgCT["headermenu_rink_06_on"].src = path_sh + "headermenu_rink_06_on.gif";

imgCT["headermenu_rink_06_off"].src = path_sh + "headermenu_rink_06_off.gif";

imgCT["rink_news_on"].src = path_sh + "rink_news_on.gif";

imgCT["rink_news_off"].src = path_sh + "rink_news_off.gif";

imgCT["rink_alllist_on"].src = path_sh + "rink_alllist_on.gif";
imgCT["rink_alllist_off"].src = path_sh + "rink_alllist_off.gif";

imgCT["rink_gotoocn_on"].src = path_sh + "rink_gotoocn_on.gif";

imgCT["rink_gotoocn_off"].src = path_sh + "rink_gotoocn_off.gif";

imgCT["rink_hp_f_on"].src = path_sh + "rink_hp_on.gif";

imgCT["rink_hp_f_off"].src = path_sh + "rink_hp_off.gif";

imgCT["rink_favorite_f_on"].src = path_sh + "rink_favorite_on.gif";

imgCT["rink_favorite_f_off"].src = path_sh + "rink_favorite_off.gif";



function imgswap(name,status){
	if(document.images)document.images[name].src = imgCT[name + status].src;
}

function reload_nn() {
	if(_dom==3){
		location.reload(true);
	}
}


function formatNum(keta, num) {
    var src = new String(num);
    var cnt = keta - src.length;
    if (cnt <= 0) return src;
    var str = new String;
    while (cnt-- > 0) str += "0";
    return (str + src);
}


function bookmark() {
	url = "http://smi.stn.sh.cn";
	name = "DreamNet";
	window.external.addFavorite(url,name);
}


function sethome(obj) {
	obj.setHomePage(window.location.hostname);
}


function write_home(sth) {
	if (_winie==1) {
		document.write('<img src=\"/images/share/rink_allow.gif\" width=\"9\" height=\"6\" align=\"absmiddle\">');
		document.write('<a href=\"javascript:sethome(' + sth + ');\" ID=\"' + sth + '\" STYLE=\"behavior:url(#default#homepage)\" onMouseOver="imgswap(\'' + sth + '\',\'_on\');" onMouseOut="imgswap(\'' + sth + '\',\'_off\');">');
		document.write('<img name="' + sth + '" border=\"0\" src=\"/images/share/rink_hp_off.gif\" width=\"101\" height=\"13\" align=\"absmiddle\" vspace=\"2\" alt=\"基础地理信息中心\"></a>');
	}
}
function write_home1() {
	if (_winie==1) {
		document.write('<img src="/images/share/rink_allow.gif" width="9" height="6" align="absmiddle">');
		document.write('<a href="javascript:sethome(myHome1);" ID="myHome1" STYLE="behavior:url(#default#homepage)" onMouseOver="imgswap(\'rink_hp\',\'_on\');" onMouseOut="imgswap(\'rink_hp\',\'_off\');">');
		document.write('<img name="rink_hp" border="0" src="/images/share/rink_hp_off.gif" width="101" height="13" align="absmiddle" vspace="2" alt="基础地理信息中心"></a>');
	}
}
function write_home2() {
	if (_winie==1) {
	                                                                                                                                                                                                                           document.write('<img src="rink_allow.gif" width="9" height="6" align="absmiddle">');
		document.write('<a href="javascript:sethome(myHome2);" ID="myHome2" STYLE="behavior:url(#default#homepage)" onMouseOver="imgswap(\'rink_hp_f\',\'_on\');" onMouseOut="imgswap(\'rink_hp_f\',\'_off\');">');
		document.write('<img name="rink_hp_f" border="0" src="rink_hp_off.gif" width="101" height="13" align="absmiddle" vspace="2" alt="基础地理信息中心"></a>');
	}
}

function write_book(stb) {
	if (_winie==1) {
				document.write('<a href=\"javascript:bookmark();\" onMouseOver=\"imgswap(\'' + stb + '\',\'_on\');\" onMouseOut=\"imgswap(\'' + stb + '\',\'_off\');\">');
		document.write('<img name=\"' + stb + '\" border=\"0\" src=\"/images/share/rink_favorite_off.gif\" width=\"88\" height=\"12\" align=\"absmiddle\" vspace=\"2\" alt=\"基础地理信息中心\"></a>');
	}
}