// JavaScript Document

function openGFwindow (u) {
	if(screen.width<1024){
		alert("ディスプレイ解像度 1024 x 768 以上でご覧ください。");
	}
	var winPopup = window.open(u,"gfields","width=1000,height=750,toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no");
//	var winPopup = window.open("main.html","gfields","width=1000,height=750,toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no");
	
	var wx=1000;
	var hy=850;
	var hd=getBrowserWidth();
	var sh=1;
	var x = (screen.availWidth - wx ) / 2;
	var y = (screen.availHeight -hy ) / 2;
	var q = (screen.availWidth - hd ) / 2;
	if(screen.availWidth > 1024){
		winPopup.moveTo(x,y);
		self.moveTo(q,sh);
//		document.getElementById("bg").style.opacity=0.7;
//		document.getElementById("bg").style.opacity=0.7;
//		document.getElementById("bg").style.display="block";
	}else{
		winPopup.moveTo(0,0);
	}
}



function getBrowserWidth() {
	if ( window.innerWidth ) {
		return window.innerWidth;
	}
	else if ( document.documentElement && document.documentElement.clientWidth != 0 ) {
		return document.documentElement.clientWidth;
	}
	else if ( document.body ) {
		return document.body.clientWidth;
	}
	return 0;
}

function w() {
	document.getElementById("bg").style.display="none";
}

function GalleryOpen() {
	var surl = "/main.html";
	openGFwindow(surl);
}