/*ブラウザ振り分け*/

    //ブラウザの名前とバージョンを取得&代入
    var detect = navigator.userAgent.toLowerCase();

    //各変数の宣言
    var OS,browser,version,total,thestring;

    //取得した値から判別したいブラウザの名前が入っているか判別
    function checkIt(string){
    place = detect.indexOf(string) + 1;
    thestring = string;
    return place;
    }

    //ブラウザチェック
    if (checkIt('konqueror')){
    browser = "Konqueror";
    OS = "Linux";
    }
    else if (checkIt('safari')) browser = "Safari";
    else if (checkIt('omniweb')) browser = "OmniWeb";
    else if (checkIt('opera')) browser = "Opera";
    else if (checkIt('webtv')) browser = "WebTV";
    else if (checkIt('icab')) browser = "iCab";
    else if (checkIt('msie')) browser = "InternetExplorer";
    else if (!checkIt('compatible')){
    browser = "Netscape Navigator";
    version = detect.charAt(8);
    }
    else browser = "An unknown browser";

    //各ブラウザのバージョンチェック
    if (!version) version = detect.charAt(place + thestring.length);

    //OSチェック
    if (!OS){
    if (checkIt('linux')) OS = "Linux";
    else if (checkIt('x11')) OS = "Unix";
    else if (checkIt('mac')) OS = "Mac";
    else if (checkIt('win')) OS = "Windows";
    else OS = "an unknown operating system";
    }

    //ユーザーの環境に合わせてCSS書き出し
    //WindowsのIEを使っている人はIE用のCSS
    if((OS=="Windows") && (browser=="InternetExplorer")){
    document.write(" <link href=\"http://www.g-forgirls.net/css/ie.css\" rel=\"stylesheet\" type=\"text/css\" /> ");
    }
    //それ以外は普通のCSS
    else{
    document.write(" <link href=\"http://www.g-forgirls.net/css/def.css\" rel=\"stylesheet\" type=\"text/css\" /> ");
   } 
   


/* scroll */
function slowdownScroll() {
if(navigator.appName == "Microsoft Internet Explorer" && document.compatMode == "CSS1Compat") {
sctop = document.body.parentNode.scrollTop;
}
else if(window.pageYOffset){
sctop = window.pageYOffset;
} else {
sctop = document.body.scrollTop;
}
if(sctop){
scup = Math.ceil(sctop*.2);
scrollBy(0,-scup);
if (sctop-scup) setTimeout("slowdownScroll()",15);
}
}   
   

/* png透過指定 */
   
/*--------------------------------------------------------------------------*
 *  
 *  alphafilter JavaScript Library beta6
 *  
 *  MIT-style license. 
 *  
 *  2007 Kazuma Nishihata 
 *  http://www.to-r.net
 *  
 *--------------------------------------------------------------------------*/

new function(){
try{
	if (typeof document.body.style.maxHeight == "undefined") {//for old ie
		var elements = getElementsByClassName("alphafilter");
		for (var i=0; i<elements.length; i++) {
			var element = elements[i];
			if(element.nodeName=="IMG"){
				var newimg           = document.createElement("b");
				for(var key in element.currentStyle){
					newimg.style[key]=element.currentStyle[key];
				}
				newimg.className     = element.className;
				newimg.style.display = "inline-block";
				newimg.style.width   = element.width;
				newimg.style.height  = element.height;
				newimg.style.float   = element.align;
				newimg.style.filter  = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src="+element.src+",sizingMethod='scale')";
				element.parentNode.replaceChild(newimg,element);
			}else{
				var anchors = element.getElementsByTagName("a");
				for (var j=0; j<anchors.length; j++) {
					var anchor = anchors[j];
					anchor.style.position="relative";
				}
				var iputs = element.getElementsByTagName("input");
				for (var j=0; j<iputs.length; j++) {
					var iput = iputs[j];
					iput.style.position="relative";
				}
				var iputs = element.getElementsByTagName("textarea");
				for (var j=0; j<iputs.length; j++) {
					var iput = iputs[j];
					iput.style.position="relative";
				}
				var iputs = element.getElementsByTagName("select");
				for (var j=0; j<iputs.length; j++) {
					var iput = iputs[j];
					iput.style.position="relative";
				}
				var  newimg = element.currentStyle.backgroundImage || element.style.backgroundImage;
				newimg.match(/^url[("']+(.*\.png)[)"']+$/i)
				var newimg = RegExp.$1;
				element.style.filter ="progid:DXImageTransform.Microsoft.AlphaImageLoader(src="+newimg+",sizingMethod='image')";
				element.style.background = "none";
			}
		}
	}
}catch(e){}
	function getElementsByClassName(className){
		var i, j, eltClass;
		var objAll = document.getElementsByTagName ? document.getElementsByTagName("*") : document.all;
		var objCN = new Array();
		for (i = 0; i < objAll.length; i++) {
			eltClass = objAll[i].className.split(/\s+/);
			for (j = 0; j < eltClass.length; j++) {
				if (eltClass[j] == className) {
					objCN.push(objAll[i]);
					break;
				}
			}
		}
		return objCN;
	}
}

function melma_submit(type)
{
    //alert(type);
    //alert(document.forms['melma'].email.value);
    if (type == 'join' || type == 'leave') {
        document.forms['melma'].type.value = type;
        document.forms['melma'].submit();
    }
}