var d=document;

var os=navigator.platform;
OsWin=os.match(/Win/);
OsMac=os.match(/Mac/);

var ua=navigator.userAgent;
UaMoz =ua.match(/Gecko/);
UaNs  =UaMoz&&ua.match(/Netscape/)
UaNs6 =UaMoz&&ua.match(/Netscape6\/6\./)
UaNs60=UaMoz&&ua.match(/Netscape6\/6\.0/)
UaNs61=UaMoz&&ua.match(/Netscape6\/6\.1/)
UaNs62=UaMoz&&ua.match(/Netscape6\/6\.2/)
UaNs7 =UaMoz&&ua.match(/Netscape\/7/)
UaFire =UaMoz&&ua.match(/Firefox/);
UaMoz13=UaMoz&&ua.match(/rv:1\.3/)
UaMoz14=UaMoz&&ua.match(/rv:1\.4/)
UaMoz15=UaMoz&&ua.match(/rv:1\.5/)
UaMoz17=UaMoz&&ua.match(/rv:1\.7/)
UaMoz15d=UaMoz17||UaMoz15||UaMoz14||UaMoz13
UaNs7d=UaNs7||UaNs6
UaNs62d=UaMoz&&ua.match(/Netscape6\/6\./)
UaNs61d=UaNs60||UaNs61
UaOp  =window.opera
UaOp6 =UaOp&&(ua.match(/Opera 6/)||ua.match(/Opera\/6/))
UaOp7 =UaOp&&(ua.match(/Opera 7/)||ua.match(/Opera\/7/))
UaOp7d=UaOp6||UaOp7
UaOmn =ua.match(/OmniWeb/)
UaNN4 =d.layers&&!UaOmn&&!UaOp;

UaIE  =d.all&&!UaOp&&OsWin
UaIE4 =UaIE&&!d.getElementById
UaIE5 =UaIE&&d.getElementById&&!window.createPopup
UaIE55=UaIE&&window.createPopup&&!d.compatMode
UaIE6 =UaIE&&d.compatMode
UaIE5u=UaIE5||UaIE55||UaIE6
UaIE55u=UaIE55||UaIE6
UaIE55d=UaIE55||UaIE5
UaIE5d=UaIE5

function rtnObj (Name){
	var o = d.getElementById?d.getElementById(Name).style:(
                d.all?d.all(Name).style:(
                  d.layers?d.layers[Name]:null
                )
              );	
	return o;
}

if (UaIE) {
	document.write('<link rel="stylesheet" type="text\/css" href="/_cssjs/iestyle.css">');
} else if (UaNs6||UaNs7||UaFire) {
	document.write('<link rel="stylesheet" type="text\/css" href="/_cssjs/iestyle.css">');
} else if (UaNN4) {
	document.write('<link rel="stylesheet" type="text\/css" href="/_cssjs/n4style.css">');
} else {
	document.write('<link rel="stylesheet" type="text\/css" href="/_cssjs/iestyle.css">');
}

function OpenWin(tar){
　　var win1 = window.open(tar,"newwin","scrollbars=yes, toolbar=no, location=no, directories=no, menubar=no, width=620, height=600");
}

function GetChecked(radio){
if(!radio.length){return -2}
for(var i=0;i<radio.length;i++){
if(radio[i].checked){return i}
}
return -1
}

function formcheck(frm){
if(GetChecked(frm.id11)==-1){
alert("「ご回答者」は必須選択になっています")
return false
}
}