function changeTop(){
opener.window.location="http://www.tantei5.com/tango/index.html";
}
function changeWorks(){
opener.window.location="http://www.s-tone.com/works/index.html";
}
function changeWorks2(){
opener.window.location="http://www.s-tone.com/works/kaiko.html";
}

function JumpToURL(form)
{
        var IndexName = form.menu_1.selectedIndex;
        var url= form.menu_1.options[IndexName].value;
        if (url != "-") location.href = url;
}

function PrintPage(){
	if(document.getElementById || document.layers){
		window.print();		//��������܂�
	}
}