// ランダムバナー

function randomJump()
{
	theURL=new Array();
	theURL[0]="kaisya/tenjikai.htm";
	theURL[1]="kaisya/tenjikai.htm";

	theALT=new Array();
	theALT[0]="";
	theALT[1]="";


	ImageCount=2;
	num=Math.floor(Math.random() *ImageCount);
	document.write("<a href='"+theURL[num]+"'>");
	document.write("<IMG src='images/bn/"+num+".gif' BORDER='0' alt='"+theALT[num]+"'></A>");
} 



// 小窓ポップアップ

function openwin(url) {
 	window.open(url,
	"Newwindow","width=560,height=400,status=no,scrollbars=no,directories=no,menubar=no,resizable=no,toolbar=no");
}

function openwinl(url) {
 	window.open(url,
	"Newwindow","width=560,height=650,status=no,scrollbars=no,directories=no,menubar=no,resizable=no,toolbar=no");
}