function midasibox_op(naiyo,haba,takasa) {
	boxw = haba
	boxh = takasa
	overbw = document.documentElement.clientWidth - boxw;
	overbh = document.documentElement.clientHeight - boxh;
	if  ( overbw < 0 ){
		boxw = document.documentElement.clientWidth;
	}
	if ( overbh <0 ){
		boxh = document.documentElement.clientHeight;
	}

var e = arguments.callee.caller.arguments[0] || window.event;	//firefox‘Ήž

	mousex = e.clientX + document.documentElement.scrollLeft;
	mousey = e.clientY + document.documentElement.scrollTop + 5;

	overx = document.documentElement.clientWidth  - e.clientX;
	overy = document.documentElement.clientHeight - e.clientY;

	if ( overx < boxw ){
		mousex = e.clientX + document.documentElement.scrollLeft - boxw; 
	}
	if ( overy < boxh){
		mousey = e.clientY + document.documentElement.scrollTop - boxh - 5;
	}
	if (mousex < boxw ){
		mousex = 0;
	}
	
	doc = document.getElementById('midasibox');
	style="font-size:10pt;color:black;text-align:left;vertical-align:top;padding:2px";
	doc.innerHTML="<table><td style='" + style + "'><img src='images/a04.gif' style='float:left;'>" + naiyo + "</td></table>";
	
	with (document.getElementById('midasibox').style) { 
		left		= mousex+'px';
		top			= mousey+'px';
		width		= boxw+'px';
		height		= boxh+'px';
		borderColor	= "#ffcc00";
		background	= "#ffffcc";
		display	= "block";
	}
};


function midasibox_cl(){
	doc=document.getElementById('midasibox');
	doc.innerHTML='';
	doc.style.width='0px';
	doc.style.height='0px';
	doc.style.display='none';

	}