var browserVer = navigator.appVersion.charAt(0);
function winOpen(myURL,mywinName,accWidth,accHeight){ 
	//ディスプレイのサイズより大きいとまずいので調整
	if (accWidth > screen.availWidth -10 ){
		accWidth = screen.availWidth -10;
	}
	if (accHeight > screen.availHeight -28 ){
		accHeight = screen.availHeight -28;
	}
	
	if (window.open){ 
		myWin = window.open (myURL, mywinName, "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=" + accWidth + ",height=" + accHeight);
		if (browserVer > 3) {
			myWin.focus() ;
		}
		return false; 
	} else{ 
		return true; 
	} 
}