function checkFrame()
{
 var html ;

 html = top.document.location ;

 if ( top.frames.length == 0 )
 {
  top.location.href = "http://www.ko-sin.com/" ;
 }
}

function preLoad()
{
 var i ;
 var arg_num ;
 var img ;

 arg_num = preLoad.arguments.length ;

 img = new Array( arg_num ) ;

 for ( i = 0 ; i < arg_num ; i++ )
 {
  img[i] = new Image() ;
  img[i].src = preLoad.arguments[i] ;
 }
}

function setStatusBar(msgStr)
{
 window.status = msgStr ;
}